Birchwood Casey Perma Blue Gun Blue Paste Kit

Easy to use, all-inclusive kits are the proven way to touch up or completely reblue most guns. Everything you need for a professional-looking, first-class job is included. Choose from the fast-acting liquid gun blue kit and the deep, dense paste gun blue kit. Note: perma blue liquid gun blue will not blue stainless steel, aluminum or non-ferrous metals.