SMALL BASE + EXTERNAL BRAKE + STD BARREL END CAP + STD THREAD ADAPTOR
ADDED LENGTH:  191mm    OVERALL LENGTH:  174mm    DIAMETER:  44mm    WEIGHT:  345g
THREAD: M12 X 1, M13 X 1, M14 X 1, M16 X 1, M18 X 1, & IMPERIAL
SUGESTED CALIBER: .204 > .220 (-1)