This ergonomically designed Blackhawk Ergonomic Grip with finger grooves is the perfect addition to your firearm. This pistol grip is comfortable, prevents fatigue, and aids in controlling the weapon even when you wear gloves. The aggressive textured grip surface minimizes slippage and is virtually impervious to oils and solvents used on firearms. Fits most M16/AR-15-style rifles. Integral rear upper extension supports the web of your hand. Rubber bottom plug with lanyard and storage compartment.