This 1911 recoil buffer is designed to eliminates the shock of the metal slide from impacting the frame. The installation of this high strength polyurethane 1911 recoil buffer on your Government model will help to absorb recoil and will reduces felt recoil, enhanced muzzle control and service life. Drop-in installation without any permanent alteration to the firearm color is black. This is a consumable item we suggest you buy 2 or 3.