The b.A.D.Lever is designed to considerably improve the speed and efficiency of the ar15/m16 bolt catch.It quickly addresses reloading and malfunction clearance shortcomings by extending a paddle to the right side of the weapon, allowing manipulation of the bolt stop from the fire control/ready position with the right-hand trigger finger.Functional for both left and right-handed shooters, the b.A.D.Lever also allows traditional bolt catch manipulation according to the ar15/m16 manual of arms.All mounting hardware included.*note- not compatible with 7.62x51 (.308 winchester) firearms as well as most ar15 billet or polymer lower and upper receivers due to their larger non-standard dimensions (including the s&w magpul spec series lowers).Made in the usa.Finish: Black Hardcoat AnodizedModel: B.A.D. LeverSize: Mil-SpecMaterial: AluminumHand: Ambidextrous