SILENCER BASE + STD FRONT CAP + STD BARREL END CAP + STD THREAD ADAPTORADDED LENGTH: 139mm OVERALL LENGTH: 157mm DIAMETER: 32mm WEIGHT: 215gTHREAD: M12 X 1, M13 X 1, M14 X 1, M16 X 1, M18 X 1, & IMPERIALSUGESTED CALIBER: .204 > .220 (-1) BBG - NF#5 - O1SUGESTED CALIBER.204 > .220 (-1)ADDED LENGTH (mm):139OVERALL LENGTH (mm):157DIAMETER (mm):32WEIGHT (g):215COMPONENTS Select