This Complete Upper includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for grip and visual appeal and a new profile for the picatinny top rail.
This complete upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist.
Headless, extra-long design so you can repeatedly take barreled action in and out of stock without removing screws. SPECS: Approximately 3' (7.6cm) overall length. 3/16' (4.8mm)
diameter.