This upper is chambered for 223 Remington, and uses 1 in 9" Twist Rifling that is ideal for use with light- to medium-weight projectiles of up to about 69 grains. A Rifle Length Free Floating Aluminum Handguard rounds out the package and further aids to enhance accuracy potential by removing all shooter-induced pressure from the barrel. Comes complete with a single rail gas block, commercial bolt carrier assembly, charging handle, forward assist, ejection port door and shell deflector.
- Upper Receiver: A3 Flat-Top
- Barrel Length: 20"
- Barrel Contour: Bull
- Barrel Material: 416 Stainless Steel
- Muzzle Thread Pattern: None, Target Crown
- Chrome Lined: No
- Barrel Finish: Polished
- Twist Rate: 1 in 9"
- Chamber: 223 Remington
- M4 Feed Ramps: Yes
- Muzzle Device: N/A
- Gas Block Diameter: 0.936"
- Gas System Length: Rifle
- Handguard: 1-Piece Aluminum, Free Float
- Sights: None
- Bolt Carrier Assembly Included: Yes
- Bolt Carrier Type: Commercial
- Extras: Single Rail Gas Block
NOTE: All DPMS upper receivers are factory test fired for functionality before shipment.