AirForce Ring-Loc Valve Pin Cap Kit Fits Condor, Condor SS, Escape, and Talon P air rifles Allows shooters to modify energy output Includes 3 spare O-rings & 2 valve cap wrenches For Airforce PCPs with Ring-Loc Valve Only. Not for older valves with two small set screws holding the top hat in place at the top of the valve. 5 Valve Caps with multiple orifice sizes: Size Caliber Used Energy .223 .22 . 25 Up to 105 ft. lbs. .166 .177, .20, .22, .25 Up to 80 ft. lbs. .145 .177, .20, .22, .25 Up to 60 ft. lbs. .123 .177, .20, .22, .25 Up to 40 ft. lbs. .070 Starter hole for custom port sizes a^Z