EXTERNAL BRAKE + LOCK NUT + RANGE SHIELD

ADDED LENGTH:  52mm    OVERALL LENGTH:  75mm    DIAMETER:  44mm    WEIGHT:  207,5g

THREAD: M12 X 1, M13 X 1, M14 X 1, M16 X 1, M18 X 1, & IMPERIAL

SUGESTED CALIBER: .204 > .220 (-1),  .243 > .270 (-2),  7x57 > 30-378 (-3)

BBG - NF#S