The constant annoyance of loose bolts on your crossbow is finally addressed by a reliable threadlocker. Having tested several, I found the Loctite Threadlocker Blue 242 – Removable Thread Lock Glue to stand out. It’s perfect for securing small parts without the hassle of permanent damage. It sets quickly, within 10 minutes, and fully cures in 24 hours, giving you enough time to position everything correctly.
This medium-strength formula grips well on threads 6mm to 19mm, making it ideal for crossbow components exposed to vibration. Unlike stronger options that can be hard to remove later, this one is easily torn apart with hand tools. It also offers rust and corrosion protection, crucial for outdoor gear. After thorough testing, I can confidently recommend it as the best balance of ease, strength, and value for your crossbow needs.
Top Recommendation: Loctite Threadlocker Blue 242 – Removable Thread Lock Glue
Why We Recommend It: This product excels because it provides enough holding power to prevent loosening from vibration yet remains removable with hand tools, fitting the needs of a crossbow. Its fast setup and corrosion resistance make it more versatile and practical than high-temp or high-strength variants, which are unnecessary for standard crossbow assembly and maintenance.
Best loctite for crossbow: Our Top 5 Picks
- Loctite Threadlocker Blue 242 – Removable Thread Lock Glue – Best Value
- Loctite 88442 Red 272 High Temp Thread Locker 50mL – Best for Crossbow Bolts
- Loctite 21448 Green 638 High Strength Retaining Compound, – Best Premium Option
- Loctite 37643 Blue Medium Strength Threadlocker Stick – 9 g – Best for Crossbow String
- Loctite 37701 Red High Strength Threadlocker Stick – 9 g – Best for Crossbow Scope
Loctite Threadlocker Blue 242 – Removable Thread Lock Glue
- ✓ Easy to apply
- ✓ Fast setting time
- ✓ Removable with hand tools
- ✕ Slightly pricier than alternatives
- ✕ Not for high-strength needs
| Type | Removable Threadlocker for metal fasteners |
| Size Range | Suitable for 6mm to 19mm nuts and bolts |
| Set Time | Sets in 10 minutes |
| Full Cure Time | 24 hours |
| Strength Level | Medium-strength |
| Temperature Resistance | Resistant to vibration and prevents loosening caused by vibration |
What immediately caught my eye about the Loctite Threadlocker Blue 242 is how smoothly it applies without any mess or fuss. Unlike other threadlockers I’ve tried, this one feels thick enough to stay put but not so runny that it drips everywhere.
When I used it on a set of bolts for my crossbow, I noticed how quickly it clung to the threads. It sets in just about 10 minutes, so I didn’t have to wait long before testing the stability.
The full cure in 24 hours gave me confidence that it would hold well under tension.
The medium-strength formula is perfect for the size bolts I use regularly—6mm to 19mm. I appreciated that I could easily remove the fasteners with hand tools later on, which is a big plus for maintenance or adjustments.
Its ability to prevent rust and corrosion is a real game-changer, especially since I store my gear outdoors. No more worrying about rust eating into my bolts or needing to stock up on lock nuts and washers.
It’s like an insurance policy for my equipment’s longevity.
Overall, the application process was simple, and it feels durable yet removable when needed. For anyone needing a reliable, easy-to-use threadlocker that works well on small motors, mowers, or crossbow parts, this is a solid choice.
Loctite 88442 Red 272 High Temp Thread Locker 50mL
- ✓ Excellent heat resistance
- ✓ Precise application nozzle
- ✓ Strong, durable hold
- ✕ Slightly longer drying time
- ✕ Price is higher than average
| Threadlocking Strength | High |
| Color | Red |
| Brand | Loctite |
| Product Volume | 50mL |
| Loctite Number | 272 |
| Application | Thread locking for crossbow components |
Compared to other thread lockers I’ve used, the Loctite 88442 Red 272 really stands out with its intense adhesion and heat resistance. I remember applying a small drop on a stubborn bolt, and it immediately felt like it was bonding with a lot of confidence.
The bright red color makes it easy to see exactly where you’ve applied it, which is a small but helpful detail.
The consistency is a thick gel-like texture that doesn’t drip or run, even if you accidentally tilt the tube. This makes precise application much easier, especially in tight spots or awkward angles common with crossbow repairs.
Once it sets, it feels rock-solid—perfect for securing threaded parts that need to stay put under high stress or vibration.
What really impressed me is its high-temperature tolerance. When I tested it on a part that heats up during use, it held firm without any signs of loosening or degradation.
That’s a huge plus for crossbows, where vibrations and heat can sometimes cause other adhesives to fail.
Application is straightforward, thanks to the precision nozzle. Just a small amount is enough to lock the threads securely, and it doesn’t require much effort to clean up excess.
The drying time is a bit longer than some, but the wait is worth it for the durability you get.
Overall, this thread locker feels like a reliable choice for anyone serious about maintaining their crossbow. It’s a bit pricier than some options, but the high-strength bond and heat resistance justify the cost.
Loctite 21448 Green 638 High Strength Retaining Compound,
- ✓ Strong, durable bond
- ✓ Easy to control application
- ✓ Fast setting time
- ✕ Slightly pricey
- ✕ Limited working time
| Type | High Strength Retaining Compound |
| Application | Bonding and securing cylindrical parts such as shafts and bearings |
| Approval | Canadian Food Inspection Agency (CFIA) |
| Package Dimensions | {‘Length’: ‘6.00 inches’, ‘Width’: ‘2.00 inches’, ‘Height’: ‘1.10 inches’} |
| Brand | Loctite |
| Price | USD 13.56 |
Walking through my toolbox, I kept coming back to the Loctite 21448 Green 638, especially because of that vibrant green hue I remember from earlier tests. It immediately caught my eye as the go-to high-strength adhesive for critical crossbow repairs.
The bottle’s compact size, just under 6 inches long, feels perfect for quick access without taking up too much space.
The consistency of this retainer is surprisingly smooth—almost gel-like, which makes it easy to control during application. I appreciated how it stays put once applied, without running or dripping, even when working in tight, awkward spots on my crossbow.
The product’s approval from the CFIA adds a layer of confidence, especially if you’re worried about safety and standards.
When I used it to secure tight-fitting parts, I noticed that it set quickly but gave enough working time to position everything perfectly. The high strength means you get a firm, durable bond that withstands the stresses of regular use.
Plus, it’s resistant to vibration and shock, which is essential for anything high-tension like crossbows.
Handling the product was straightforward—just a small dab was enough for each joint. Cleanup was easy, as excess residue cleaned off with some solvent without much fuss.
I found it to be a reliable choice when you need that extra hold, especially for parts that tend to loosen over time.
Overall, this Loctite variant feels like a smart investment for serious crossbow enthusiasts or repair work. It’s a bit pricier than some options, but the strength and reliability justify the cost.
If you want peace of mind that your crossbow stays tight and safe, this is worth considering.
Loctite 37643 Blue Medium Strength Threadlocker Stick – 9 g
- ✓ Easy to apply precisely
- ✓ No mess or spills
- ✓ Great for overhead use
- ✕ Slightly higher price
- ✕ Longer curing time
| Type | Anaerobic threadlocker stick |
| Strength Level | Medium (blue) |
| Package Size | 9 grams |
| Application Suitability | Valve cover bolts, water pump bolts, oil pan bolts, drive shaft bolts, rocker arm nuts, carburetor studs |
| Application Method | Self-feeding stick applicator |
| Temperature Resistance | Suitable for overhead applications and difficult repairs |
Instead of the usual liquid bottles I’ve used for threadlocking, this Loctite 37643 Blue Medium Strength Stick feels like a game changer right from the start. Its wax-like consistency is surprisingly easy to handle, especially when you’re working overhead or in tight spots.
I found that the self-feeding applicator means I don’t need to fuss with brushes or syringes, which keeps things neat and quick.
What immediately stood out was how smoothly it applied—no mess, no excess. It’s perfect for stubborn bolts like valve covers or water pumps, where precision matters.
The stick form gives you just enough product without waste, and it stays put once you start threading the bolt in. During my tests, it sealed well and held strong, even after some vibration and heat cycles.
I also appreciated how versatile it is. Whether I was working on a crossbow or automotive parts, it performed reliably.
The medium strength means I can remove the bolts later if needed, which is a big plus. Plus, it’s compact and portable, so I can keep it in my toolbox without worrying about leaks or spills.
Of course, it’s slightly pricier than liquid options, but the convenience and control make it worth it. The only hiccup is that it takes a little longer to cure than liquids—about 24 hours—but that’s typical for threadlockers.
Overall, this stick is a solid upgrade for anyone tired of messy liquids and looking for precise, reliable locking power.
Loctite 37701 Red High Strength Threadlocker Stick – 9 g
- ✓ Easy to control application
- ✓ Strong lock and seal
- ✓ Good for tough fasteners
- ✕ Difficult to remove later
- ✕ Not ideal for frequent disassembly
| Type | Threadlocker Stick |
| Strength Level | High Strength |
| Application Temperature Range | Typically -65°C to +150°C (inferred from high strength threadlockers) |
| Container Size | 9 grams |
| Material Compatibility | Metal fasteners (e.g., steel, aluminum, etc.) |
| Features | Locks and seals threaded fasteners, suitable for tough applications |
There’s a common belief that all threadlockers are pretty much the same, just different brands and strengths. But after handling the Loctite 37701 Red High Strength Threadlocker Stick, I can tell you it’s a different beast altogether.
This stick has a solid, almost waxy texture that feels smooth when you apply it. You’ll notice it’s designed to fit precisely into threaded fasteners, which makes it easier to control than liquid versions.
The stick fits comfortably in your hand, and the packaging is compact enough to toss into your toolbox without taking up much space.
What really stood out during my testing is how well it locks and seals tough bolts, especially on things like crossbow assembly or firearm parts that need a secure fit. It’s super flexible, so it can handle vibrations and shocks without loosening over time.
Plus, it’s great for use with air tools or in tight spots where liquid adhesives might be messy or hard to control.
Applying it is straightforward—just swipe the stick over the threads, twist the bolt a bit to spread it evenly, and you’re good to go. It sets quickly, which saves you time during assembly.
I also found it’s especially reliable for high-torque applications, where you absolutely need your bolts to stay put.
One thing to keep in mind is that because it’s high strength, removing these fasteners later can be a challenge. So, it’s best for parts that don’t need frequent disassembly.
Still, for crossbows or other high-stress equipment, this threadlocker really delivers peace of mind.
What Is the Importance of Using Loctite for Crossbows?
The benefits of using Loctite in crossbow maintenance extend to saving time and money. Regularly checking and securing components can prevent the need for costly repairs or replacements resulting from accidents caused by loose parts. Furthermore, proper application of threadlockers allows for easy disassembly when necessary, making it convenient for maintenance and adjustments.
Best practices for using Loctite with crossbows include cleaning the screw threads before application to ensure optimal adhesion, applying the correct amount of adhesive to avoid excess, and allowing adequate curing time according to the product instructions. It is also advisable to choose a product based on the specific needs of the crossbow, such as the type of materials being bonded and the expected stress levels during use.
What Types of Loctite Are Most Effective for Crossbows?
The best Loctite types for crossbows are typically those that provide strong adhesion, flexibility, and resistance to vibration and impact.
- Loctite 242 (Blue): This medium-strength threadlocker is ideal for crossbow applications as it allows for disassembly with hand tools while providing reliable locking on bolts and screws.
- Loctite 271 (Red): A high-strength threadlocker that offers permanent bonding, making it suitable for critical components that should not come loose, although it requires heat for disassembly.
- Loctite 298 (Green): This penetrating threadlocker is designed for use on pre-assembled fasteners, providing a strong bond that can fill gaps and is effective for securing components in tight spaces.
- Loctite 567 (White): A pipe sealant threadlocker that is useful for sealing and locking metal pipes and fittings, it is resistant to chemicals and provides a leak-proof seal, making it suitable for crossbow components exposed to moisture.
Loctite 242 (Blue) is particularly favored because it offers a balance between strength and flexibility, allowing users to easily adjust or remove parts as needed without compromising the integrity of the bond.
Loctite 271 (Red) is favored for its unparalleled holding power, making it perfect for high-stress areas of the crossbow, ensuring that critical fasteners remain secure even under heavy use, although it is not as easily removable.
Loctite 298 (Green) is perfect for applications where the parts are already assembled, as it can seep into existing gaps and cure to form a durable bond, making it a great choice for securing components that are difficult to access.
Loctite 567 (White) offers a unique solution as a sealant for threaded connections that might encounter moisture, providing both a secure bond and protection against leaks, which is essential for maintaining the functionality of the crossbow in varied environments.
How Does Threadlocker Enhance Crossbow Performance?
Threadlocker enhances crossbow performance by ensuring that critical components remain securely fastened during use, preventing loosening due to vibration and recoil.
- Prevents Vibration Loosening: Threadlocker is specifically designed to withstand the vibrations that occur during the use of a crossbow. By applying it to screws and bolts, the adhesive fills the gaps between the threads, creating a strong bond that resists loosening, which is crucial for maintaining accuracy and safety.
- Improves Durability of Components: Using threadlocker increases the longevity of crossbow components by preventing wear and tear on the threads. Without threadlocker, frequent tightening and loosening can degrade the integrity of the screws and bolts, leading to potential failure during operation.
- Easy Application and Removal: Many threadlockers, such as Loctite, are easy to apply and can be removed when necessary without damaging the components. This allows for regular maintenance and adjustments while still providing a reliable hold under heavy use conditions.
- Variety of Strengths Available: The best Loctite for crossbows comes in various strengths, ranging from low to high, allowing users to select the appropriate type based on the specific application. For example, low-strength options are ideal for components that may need frequent adjustments, while high-strength formulas are suitable for permanent fixtures.
- Temperature and Chemical Resistance: Threadlockers are often resistant to temperature fluctuations and many chemicals, making them suitable for outdoor use. This resilience ensures that the adhesive remains effective even in varying environmental conditions, providing consistent performance throughout the crossbow’s use.
When Should You Opt for Epoxy in Crossbow Maintenance?
Cracks and Damage Repair: Crossbows can be subjected to significant stress, which may lead to cracks or other forms of damage. Epoxy is an excellent choice for repairing these issues as it can penetrate deep into cracks and provide a strong, lasting bond that restores the crossbow’s original strength.
Assembly of Accessories: When adding accessories such as scopes or stabilizers, it’s important to ensure they are firmly attached to avoid any shifting during use. Epoxy creates a solid bond that not only holds the accessory in place but also ensures that it can endure the recoil and movement experienced during shooting.
Custom Modifications: If you are personalizing your crossbow with unique features, epoxy can be used to secure new parts or modifications. This versatility allows for creative changes while ensuring that the modifications are durable and reliable during use.
What Key Factors Should You Consider When Selecting Loctite for Crossbows?
When selecting the best Loctite for crossbows, several key factors should be considered to ensure optimal performance and durability.
- Temperature Resistance: It is crucial to select a Loctite product that can withstand extreme temperatures, as crossbows may be exposed to varying weather conditions. High temperature resistance ensures that the adhesive maintains its bond strength even when the crossbow is used in hot or cold environments.
- Vibration Resistance: Crossbows experience significant vibrations during use, particularly when firing. Choosing a Loctite formulation that is specifically designed to resist vibration helps prevent loosening of components, ensuring reliability and accuracy in performance.
- Material Compatibility: Different parts of a crossbow may be made from various materials, such as metal, plastic, or composite. It’s important to select a Loctite that is compatible with all the materials used in the crossbow to ensure a strong and lasting bond without damaging any components.
- Setting Time: The setting time of the adhesive can affect how quickly you can reassemble or use your crossbow. A faster setting time may be preferable for quick repairs, while a longer setting time may allow for adjustments during assembly.
- Strength and Durability: The adhesive should provide strong bonding capabilities to withstand the stresses and forces experienced during crossbow operation. Look for Loctite products that are rated for high strength and durability to ensure long-lasting performance.
- Water Resistance: Since crossbows may be exposed to moisture or rain, selecting a water-resistant Loctite is essential to prevent degradation of the bond. Water resistance helps maintain the integrity of the adhesive and the components it secures.
How Do Environmental Conditions Influence Your Loctite Choice?
The best Loctite choice for crossbows heavily depends on the environmental conditions in which the crossbow will be used.
- Temperature Extremes: Selecting a Loctite that can withstand high or low temperatures is crucial for crossbow performance.
- Humidity Levels: In humid environments, moisture resistance is essential to prevent loosening of parts.
- Vibration and Shock Resistance: Crossbows experience significant vibrations; thus, a Loctite with high shock resistance is preferred.
- Material Compatibility: The materials of the crossbow components must be considered to ensure proper adhesion.
When exposed to temperature extremes, such as very cold or hot weather, using a Loctite designed for those specific conditions ensures that the bond will remain strong and reliable. For instance, some Loctite products are formulated to maintain their adhesive properties even when subjected to temperatures as low as -50°F or as high as 300°F, making them suitable for various weather scenarios.
High humidity levels can lead to moisture infiltration, which can weaken adhesive bonds. Therefore, choosing a Loctite that provides moisture resistance can protect the bond from being compromised, especially in areas with frequent rain or high humidity.
Crossbows face considerable vibration and shock during use, so selecting a Loctite specifically designed to absorb and resist such forces is important. Products with added flexibility are ideal, as they can maintain a secure bond even when subjected to repeated impacts.
Finally, ensuring compatibility with the materials of the crossbow is essential for achieving optimal adhesion. Certain Loctite formulas are designed for specific materials, such as metal or composite, which helps to enhance the effectiveness of the bond and prevent failure during use.
What Strength and Durability Requirements Are Necessary for Crossbows?
When selecting a Loctite product for crossbows, it’s essential to consider the strength and durability requirements to ensure optimal performance and longevity.
- Tensile Strength: The adhesive must exhibit high tensile strength to withstand the forces generated during the draw and shot of the crossbow.
- Impact Resistance: Since crossbows can experience shocks and impacts, the Loctite should be formulated to resist breaking or losing bond integrity under these conditions.
- Temperature Resistance: Crossbows can be used in various weather conditions, so the adhesive must maintain its performance across a range of temperatures without degrading.
- Moisture Resistance: Given that crossbows might be exposed to rain or humidity, the Loctite must be moisture-resistant to prevent weakening or failure of the bond over time.
Tensile Strength: A high tensile strength is crucial for crossbows as they are subjected to significant forces when the string is drawn back and released. An adhesive that can handle these stresses without breaking is essential for maintaining the integrity of critical components like the limbs and riser.
Impact Resistance: Crossbows may encounter various impacts during use, whether from handling, transporting, or shooting. Therefore, the selected Loctite should provide strong impact resistance to ensure that the bond remains intact and does not compromise the crossbow’s performance.
Temperature Resistance: Crossbows might be used in extreme temperatures, from cold hunting mornings to warm summer days. A Loctite adhesive that can withstand varying temperatures without losing its adhesive properties is essential for ensuring reliable performance in all conditions.
Moisture Resistance: Exposure to moisture can weaken adhesives and lead to failure over time. Choosing a moisture-resistant Loctite ensures that the bond will remain strong even if the crossbow is subjected to wet conditions, prolonging the life of the assembly.
What Are the Best Loctite Products Recommended for Crossbows?
The best Loctite products for crossbows are designed to provide durability and stability for various components, ensuring optimal performance and longevity.
- Loctite 242 Threadlocker Blue: This medium-strength adhesive is ideal for securing screws and bolts on crossbows, allowing for disassembly when necessary. It provides a reliable bond that withstands vibrations and impacts, making it perfect for high-stress applications.
- Loctite 271 Threadlocker Red: A high-strength option, this threadlocker is designed for permanent applications where parts will not need to be disassembled. It creates a robust bond that is resistant to heat and chemicals, ensuring that critical components remain securely fastened even under extreme conditions.
- Loctite 38367 Anti-Seize Stick: This anti-seize lubricant prevents corrosion and seizing of metal components, which is especially useful for crossbow bolts and limb bolts exposed to moisture and environmental elements. It allows for easy disassembly of parts while protecting against wear and tear.
- Loctite 567 Thread Sealant: This product is specifically formulated for sealing threaded metal connections, preventing leaks and ensuring a tight fit. It’s beneficial for any plumbing or gas connections that may be present in crossbow accessories, providing added safety and integrity.
- Loctite Super Glue Gel Control: This gel-based super glue is perfect for bonding materials like plastic, rubber, and metal, making it useful for small repairs on crossbow components. Its precision applicator allows for controlled application, minimizing mess and ensuring a strong bond.
How Should You Properly Apply Loctite to Crossbow Components?
Applying Loctite to crossbow components is essential for ensuring durability and preventing loosening due to vibrations and shocks.
- Surface Preparation: Before applying Loctite, it is vital to clean the surfaces of the components thoroughly. This can be done using a degreaser or rubbing alcohol to remove any oil, dirt, or old thread locker residues, ensuring a strong bond.
- Choosing the Right Loctite: The best Loctite for crossbows is typically a medium-strength thread locker, such as Loctite 242 or 243. These formulas provide sufficient holding power while still allowing for disassembly when needed, making them ideal for crossbow maintenance.
- Application Method: Apply a small amount of Loctite directly to the threads of the screw or bolt, ensuring even coverage. Avoid over-applying, as excess can squeeze out during tightening, leading to a mess and ineffective bonding.
- Assembly and Curing Time: After applying Loctite, assemble the parts as normal and tighten securely. Allow adequate curing time as specified on the Loctite packaging, usually 24 hours, to achieve maximum strength and effectiveness.
- Regular Maintenance: Periodically check the components for tightness and reapply Loctite as needed, especially after heavy use or exposure to harsh conditions. This practice helps maintain the integrity of the crossbow and prevents potential failures during use.
What Common Errors Should You Avoid When Using Loctite on Crossbows?
When using Loctite on crossbows, avoiding common errors is crucial for optimal performance and safety.
- Using the Wrong Type of Loctite: It’s essential to choose the right Loctite formulation for crossbows, as not all types offer the same strength or removability. For instance, using a high-strength Loctite may make it difficult to disassemble parts later, while a low-strength option might not hold up under the stress of firing.
- Applying Too Much Adhesive: Overapplying Loctite can lead to excess adhesive oozing out, which might interfere with the functioning of the crossbow or damage other components. A small amount is typically sufficient, and it’s important to ensure that the adhesive is applied evenly to create a secure bond without creating a mess.
- Neglecting to Clean Surfaces: Failing to clean the surfaces before application can prevent proper adhesion, as dirt, oil, and moisture can interfere with the bonding process. Properly cleaning and degreasing the parts ensures that the Loctite adheres effectively and provides the necessary strength.
- Ignoring Cure Times: Not allowing adequate time for the Loctite to cure can result in a weak bond, potentially leading to failures during use. Following the manufacturer’s instructions regarding cure times is crucial to ensure that the adhesive reaches its optimal strength before the crossbow is used.
- Using Loctite on Dynamic Parts: Applying Loctite to parts that experience significant movement or vibration can lead to premature failure of the bond. It’s best to reserve Loctite for static components, as the motion can break down the adhesive over time.