The Noveske N4 Recon Lo-Pro 16" 5.56mm Complete Upper Receiver is a premium, 4th-generation AR-15 upper assembly engineered around a precision-machined billet 7075-T6 aluminum receiver with a durable Black Cerakote finish. This direct impingement system features a 16-inch 416R stainless steel Recon-profile barrel built with extended hand-polished feed ramps, a match-grade chamber, and a smooth-cycling mid-length gas system. It comes fully optimized for tactical deployment with a 15-inch free-floating NSR M-LOK handguard, an ambidextrous Noveske "Love Handle" charging handle, and a 1/2x28 threaded Noveske "Pig Pen" flash hider that supports 1x16 LH QD suppressors. Internally, it houses a full-auto-compatible phosphate bolt carrier group crafted from heat-treated Carpenter 158 steel with a magnetic particle inspected (MPI) bolt. Delivering top-tier reliability and sub-MOA precision, this complete flat-top assembly drops effortlessly onto any standard mil-spec AR-15 lower receiver.