JB Weld Perma-Lock Medium Strength Threadlocker Blue Thread Locker

J-B Weld Perma-Lock Medium Strength Threadlocker is a blue thread locker that locks and seals threaded fasteners. It helps stop bolts, nuts and screws from working loose under shock and vibration. The medium-strength formula holds securely and still lets you disassemble fasteners with ordinary hand tools. That makes it a good fit for parts you may need to service later.

Key Features:

• Medium-strength formula that prevents loosening from shock and vibration
• Designed for easy disassembly with hand tools
• Seals threads against leakage and helps prevent rust and corrosion
• Temperature resistant to 300°F
• OEM approved
• No-spill, no-drip, no-clog cap for controlled application
• Made in the USA

Typical Applications:

• Rocker arms, stud bolts and frame bolts
• Fasteners, bushings and loose screws
• Mechanical parts, body assemblies and other vibration-sensitive items

Use it on automotive, powersports, industrial and household fasteners. It is a dependable, easy-to-service choice for threaded assemblies. J-B Weld is a trusted name in repair and bonding products.