This is a complete upper receiver built as part of our "Duty Grade" series of uppers. This upper was built, headspaced and test fired by our expert staff and is ready to go to work.
Parts List
Upper: Forged Mil-Spec Upper, 7075 T6, Type III Hardcoat anodized, M4 Feedramps.
Muzzle Device: Bird Cage
Barrel: 16", M4 Profile, Carbine-length gas system, 4150v, Black Nitride barrel, 1:7 Twist, 5.56x45mm Chamber (5.56NATO)
Gas Block: Steel, nitride treated, low profile gas block
Gas Tube: Carbine-Length stainless steel gas tube
Bolt Carrier Group (BCG): Blitzkrieg Tactical Black Nitride, M16 carrier, Fully machined parts (No mim or cast parts), 8620 carrier, 9310 bolt
Charging Handle: Billet with mil-spec latch charging handle
Handguard: Billet 15" MLOK 15" Handguard
Test Fire: This upper is test fired and maintains our lifetime warranty (see below for warranty details).
Lifetime Warranty: We guarantee this product to be free from defects. In the event you feel you have a defective product, please contact us immediately to arrange inspection of the product. In the event we determine the product is defective; we will repair or replace the product with an identical or "like kind" product free of charge. Firearms Unknown will not warranty firearms or uppers that have been damaged from shooting reloaded ammunition or wrong caliber ammunition. This warranty does not cover standard wear and tear, is not transferable and may be voided if the customer or a third party alters the product in any way.
