Identical to suppressors fielded by US Department of Defense - LO-TOX design minimizes toxic fume exposure from ejection port - Monolithic core construction for machine gun strength and durability - Clutch-Lok secure mounting system for consistent and reliable attachment - Flash reducing end cap design lowers overall signature - Specification - Caliber 6.8 X 51 - Diameter 1.67 in (42 mm) - Overall Length 6.96 in - Weight 1.44 lb - Material Inconel - Attachment Type Quick Disconnect System (QDS)