Low Mass AR parts Listing ID: 3120075

Low Mass BCG. Stainless. Light as F*CK and really fast cycling rate. I dont remember the manufacturer. Trade for a quality 16in 450bushaster, 50beowulf or 6.5grendel barrel. Also interested in 500rds of 556 or 7.62x39. Will consider other rade offers, no interest in cash.