Barrett REC7 DI 5.56x45 NATO 30+1 16" Black Anodized 7075-T6 Aluminum Receiver The Barrett REC7 is designed specifically for situations in which theres no room for error and features a mid-length gas system for reliability with or without a suppressor. Crafted with meticulous attention to detail, its upper and lower receivers are machined from 7075-T6 aluminum, while all aluminum components are coated in Type 3 hardcoat anodizing.Featuring a cold hammer-forged chrome-lined barrel, Magpul furniture, ALG QMS trigger, and extended slimline Barrett handguard with M-LOK accessory mounting slots, no detail has been overlooked in the pursuit of excellence.