Rugged suppressors 7.62 scar17 r3 flash mitigation system features variable fluted prongs, which yield zero ring and world-class flash reduction.This is a scar17 specific flash hider that shoulders on the muzzle instead of the barrel shoulder.The r3 flash mitigation system utilizes a snag-free, toothless dual taper locking system making it compatible with the radiant762, surge 7.62, razor 7.62 and micro30.Finish: BlackModel: R3 Flash MitigationThread Pattern: M15x1