This top-of-the-line upper receiver features a 22” 416R stainless steel heavy fluted barrel, chambered in 6.5 Creedmoor – perfect for long range precision shooting and hunting. The low profile gas block and rifle length gas system mean reliable function, while the 15” Enhanced free float handguard provides ample space for accessories and attachment points via M-LOK slots. Simply add a bolt carrier group and charging handle and you have a complete upper receiver ready to install on your lower. Get the quality and performance you demand with the Aero Precision M5E1 Assembled Upper Receiver.
This AR-10 M5E1 upper receiver utilizes the DPMS high profile and comes with forward assist and port door cover installed. It is made from 7075-T6 aluminum forgings and like the handguard, features a hardcoat anodized black finish. The top picatinny rail features laser engraved T-marks for easy identification of where your preferred optic position. The Aero Precision M5E1 6.5 Creedmoor Barreled Upper is what you need for your next build.