You want to have a problem with your gun? Then, don't clean it. That's right, a gun owner with even the slightest clue about handling a firearm knows that a clean, well-maintained gun will last a lifetime. As Marines, we at Sgt. Grit take gun safety very seriously and offer high-quality gun cleaning kits for discerning gun owners. Shop our wide assortment of fine USMC gun cleaning kits at Sgt. Grit right now! To uncover additional items, we encourage you to shop these categories, as well.