The Command Arms Pistol Grip is designed for M16/AR15 Stock Saddle. This tactical pistol grip increases the performance of your rifle or carbine. It is made from reinforced polymer composite, it incorporates finger swelts and a backstrap that is designed with surfacing to enhance your grip and minimize the chance of slippage should the grip become wet. Storage compartment on bottom. The quick detatch grip permits the operator to get "on target" faster and improves muzzle control during rapid fire.