Loctite262
Loctite 262 Threadlocker Medium to High Strength - RED .5 ml Capsule A permanent threadlocker for fasteners up to 3.4" (20 mm) diameter. High lubrication for easy assembly. Excellent for preventing rust and corrosion in extreme chemical/environmental conditions. MSDS SHEET is availabe at Loctite.com . We recommend Loctite for use with all screw on front sights and the stainless steel guide rod screw.