rocky Mountain Quiet Crank Cocking device Carbon Express CompatibleUsed but works just fine. FeaturesReduces cocking effort by 90Pulls more consistently than conventional methods and improves accuracy by ensuring equal pressure to each crossbow limbQuiet-Clutch design with no-slip brakeCan be easily installed or removed in secondsAnti-Torque mounting shaft keeps until stable and secure during crankingAmbidextrous design works for both left and right handed usersLightweight ultra-portable 1 lb.