FEATURES-Black-Made from hardened aircraft aluminum-Easily releases or holds bolt open with one hand to streamline firearm clearing & reloading after a malfunction-Ambidextrous - Eliminates hand changeovers, improving control of rifle when in usePRODUCT SPECIFICATIONS:Dimension 1.10 X 3.70 X 4.15Height 1.1000Width 3.7000Length 4.1500TYPE/COLOR AMBIDEXTROUS BOLT RELEASESIZE/FINISH BLACK MATTEMATERIAL ALUMINUMAR-15 ACCESSORY YOTHER FEATURES: FITS AR-15 RIFLES A MUST HAVE FOR LEFT HANDED SHOOTERS OR FOR BUILDING A TRULY AMBIDEXTROUS GUN MADE IN USANO DIRECT SHIP TO CALIFORNIA