This Noveske(Noveske NSR ) Shorty Gen III Complete AR-15 Upper Assembly comes fully assembled. Also ready to drop onto any standard AR-15 lower receiver. The Gen III upper   a precision machined billet receiver from 7075-T6 with extended feed ramps. The upper   finished with Hardcoat type III anodizing, with Cerakote ceramic black coating for the ultimate finish and performance. Additional features include a pinned low profile gas block, a flash hider, and also a shot-peened, MP-tested bolt housed within a Mil-Spec bolt carrier.

This Gen III upper includes a Noveske NSR handguard with the M-Lok rail system and, with an outside diameter of only 1.48″ (without accessories attached).  It   one of the slimmest, lightest, customizable handguards available for the AR-15 platform. The NSR free floats the barrel for greater accuracy potential and also provides a full length, continuous top rail for the addition of optics and/or accessories (additional add-on rail sections sold separately). M-Lok accessories   quick and easy to install along the handguard’s length. Also don’t require that the NSR be removed from the upper in order to attach or detach them.