PSA "Sabre" Forged 13.7" Mid-Length 5.56 FSB with 13" Two-Piece Quad Rail and SilencerCo ASR - Long Pin and weld

Barrel: 16" 4150V Nitride. Chambered in 5.56 NATO, with a 1:7 twist, M4 barrel extension, and a mid-length gas system. Barrel is finished off with a PSA 13" Two-Piece Quad Rail, and a SilencerCo ASR Extended Pin and weld.Upper: Forged 7075-T6 A3 AR upper is made to MIL-SPECS and hard coat anodized black for durability. These uppers are T-Marked engraved.Bolt Carrier Group: Father's of Freedom BCG by Microbest with Sprinco Extractor Spring and Carpenter 158 MP Bolt.