Here is the part list:
All Uppers Are Built And Test Fired In House.
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. 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. Firearms Unknown does not warranty products damaged from shooting reloaded ammunition.
Lifetime Warranty: | YES |
Caliber: | 5.56 |
Barrel Length: | 16 |
Barrel Twist Rate: | 1/7 |
Barrel Material: | 4150v |
Muzzle Device: | Muzzle Brake |
Gas-System: | Railed Gas Block, Carbine Length SS Tube |
Handguard: | M4 Style Drop-In |
Upper: | Blitzkrieg Tactical Forged Upper w/ Forward Assist and Dust Cover (7075 T6 Forged) |
Bolt Carrier Group: | Black Nitride BCG, M16 |
Charging Handle: | Blitzkrieg Tactical Mil-Spec Charging Handle |
Test Fired: | YES |
Condition: | New |