Loctite Threadlocker 442-22221

- Thread securing compounds with 30 minute dry time, 24-hour full cure \n- Purple: low-strength for smaller fasteners. Can be separated using hand tools (good spoke prep)\n- Blue: general/medium-strength "removable" thread locker for most bicycle applications. Can be separated using hand tools (also offered in 'oil-resistant' formula for use on non-primered surfaces)\n- Red: permanent/high-strength threadlocker for most bicycle applications. Can be separated using hand tools and directed +300F-degree heat source\n- Green: designed for cylindrical parts bonding (e.g. cartridge bearing to pivot-axle) high-strength yield = usually requires +300F-degree heat source and tools for removal (should not be used on commonly adjusted fasteners, this compound should be viewed as a permanent set)