Clenzoil Field & Range is a high quality one-step cleaner lubricant and rust preventative for Lock Stock and Barrel?. It is effective in removing oils dirt copper lead and other contaminants. It provides a thin non-greasy coating that prevents rust and lubricates all moving parts of fine firearms and sporting equipment. Clenzoil® also nourishes preserves and protects wood and leather. It will not harm polymers or other synthetic surfaces. Clenzoil® is great for wood stocks and grips as well as leather holsters scabbards and slings. Not recommended for painted surfaces.