Avoid scaring wary game with the ultra-quick and silent operating Dead Silent Crank(TM). The DSC(TM) rapidly attaches and detaches in seconds to safely and silently cock your crossbow at a moment's notice. This compact, sleek design with speed connect socket is constructed of high-strength aluminum alloys to reduce weight and ensure years of trouble-free use. Features & Benefits Designed Specifically for Killer Instinct crossbows with DC Decocking Trigger Boxes Silent cranking system Speed connect on/off attachment Compact, slim-lined design Ambidextrous cocking handle