This Barrett 82A1 50 BMG rifle system comes with a Leupold Mark 4 M1 scope and Barrett ultra high rings. Other features include a manganes phosphate receiver, 29" fluted barrel, 10 round magazine, carry handle, bipod, monopod, and hard carrying case. The 82A1 .50 BMG has a 2-port arrow head muzzle brake and functions on a recoil operated design.