PSA 18" Mid 6.8 SPC SS 15" Lightweight Hex MLok MOE 2-Stage Rifle kit

Barrel: 18" 416R stainless steel barrel, chambered in 6.8 SPC II, with a 1:11 twist, M4 barrel extension, and a mid-length gas system. The barrel is finished with a 3 position .750" diameter low-profile adjustable gas block, PSA 15" Lightweight Hex Full Picatinny M-Lok free-float rail and an A2 flash hider.Upper: Forged 7075-T6 A3 AR upper is hard coat anodized black for durability. Featuring M4 feed ramp cuts, these upper receivers are made for us right here in the USA.Bolt Carrier Group: 9310 steel bolt assembly which is nitride treated for durability. BCG has an 8620 carrier, nitride treated, with a nitride treated gas key properly staked with grade 8 fasteners.Lower Build Kit: PSA MOE 2-Stage Lower Build Kit, Black