Complete Upper Features
Upper is Mil-Spec upper receiver with M4 feed ramps. CNC Machined of 7075-T6 Aluminum, Type III Hard Coat Anodized. Barrel is 416R Stainless steel with 18 twist, 16″ heavy government profile with .223 Wylde chamber, button rifled, MP & HPI tested, Mid-length gas system, Nickel Boron coated barrel extension, 11 degree target crown with A2 flash suppressor and crush washer. Barrel has been dimpled to ensure gas block does not move. BCG is M16 Profile, MPI Magnetic Particle Inspected tested, 9310 steel bolt with extra power extractor spring with black insert, properly staked gas key, black nitride coated.
Each DSG upper is test-fired and guaranteed to shoot 1 MOA with factory match ammunition at 100 yards based on a three-shot group. The matched bolt carrier group used for the test-fire is included in the box with the upper.
BCM KeyMod Rail
BCM Gunfighter Alpha Keymod Rail is manufactured from 100% aluminum, it is lightweight yet durable. Also featuring a proprietary patent pending mounting, indexing and lock up system that mitigates 1200 rail movement under heat generated from the barrel nut. The KMR Alpha is hardcoat anodized for corrosion resistance as well as to maintain a non-reflective finish. The BCM KMR Alpha also allows for a larger range of modularity offering 4 different offset mounting positions between traditional 3,6,9, and 1200 positions. One polymer Keymod rail and one Keymod QD push button adapter is also included.