NOTE: DPMS 6.8mm SPC barrels are threaded 1/2"x28, the standard thread pitch for 223 Remington caliber muzzle brakes and flash hiders. Using a 223 Remington caliber muzzle device on a 6.8mm SPC barrel could be dangerous and should NOT be attempted. If an aftermarket muzzle device is to be used with this upper receiver, please be careful to select one of the proper caliber.
- Upper Receiver Type: A3 Flat-Top
- Barrel Length: 16"
- Barrel Contour: Light Contour
- Barrel Material: Chrome Moly Steel
- Muzzle Thread Pattern: 1/2"-28
- Chrome Lined: Yes
- Barrel Finish: Black Matte
- Twist Rate: 1 in 11"
- Chamber: 6.8mm Remington SPC II
- M4 Feed Ramps: Yes
- Muzzle Device: A2 Flash Suppressor
- Gas System Length: Carbine
- Gas Block Diameter: Not listed by manufacturer
- Handguard: M4 Polymer GlacierGuard Handguards
- Sights: A2 Front Sight
- Bolt Carrier Assembly Included: Yes
- Bolt Carrier Type: Commercial
Please Note: Installation of AR-15 upper assemblies with certain features including, but not limited to: flash hiders, bayonet lugs, and threaded muzzles may violate state and/or local laws.