Description
Fully polished "Silver Edge" gearbox increased overall efficiency by up to 15% from standard gearbox designs.Made from high strength zinc alloy; reinforced in key areas for longevity.8mm stainless steel bearings provide smooth travel for the steel gear set.Ported component optimized for carbine length inner barrols (~363mm).Integrated "quick release" function for easy internal change."Hybrid" electric blowback design (can be disabled simply by changing the mock cycling).Wired to the rear with a Small Tam. plug.Ambidextrous cams and gears included