Guntec Slabside Billet Black AR-15 Stripped Upper Receiver A slick, slab-sided billet upper from Guntec USA. With no forward assist and a slim brass deflector it gives your AR-15 a clean, modern profile. Why Buy It Machined from 6061-T6 billet aluminum Smooth slabside design with no forward assist Slim-profile brass deflector M4 feed ramps and 1913 Picatinny flat-top rail Accepts Mil-Spec or Gen 3 dust covers Overview Guntec machines this stripped upper from 6061-T6 billet and finishes it in hardcoat black anodize. Dropping the forward assist and keeping the brass deflector slim gives it a flat, smooth side that pairs well with modern handguards. It has M4 feed ramps, a full-length 1913 Picatinny top rail, and it takes either a Mil-Spec or Guntec Gen 3 dust cover. It weighs about 7 oz stripped and is made in Scottsdale, Arizona. Order it from BattleHawk Armory for your next build. Specifications Manufacturer: Guntec USA MPN: GTUPPERSLBLACK Caliber: 5.56 / .223 Material: 6061-T6 billet aluminum Finish: hardcoat black anodized Rail: 1913 Picatinny flat top Feed ramps: M4 Forward assist: none Dust cover: accepts Mil-Spec or Gen 3 Weight: about 7 oz UPC: 752574671963 A clean billet upper for a modern AR build.