CORE 15, Upper, MLOK Handguard, 223 Rem/556NATO, 16" Barrel, 1:7 Twist, Flat Top, Black Finish
- CORE15™ Mil-Spec Forged 7075-T6 M-4 Upper Receiver, Type III Class II hard-coat anodized finish, M4 Feed Ramps, (1913 Picatinny rail flat top) w/ dry lube internal finish and laser engraved T-markings
- 16” 4150 Government Profile Black Nitride Barrel
- Chambered in 5.56 x 45 mm NATO
- Direct Gas Impingement Gas System
- Gas Tube made of 304 grade Stainless Steel
- Chrome lined Stainless Steel Bolt Carrier and Bolt Carrier Key
- Magnetic Particle Inspected (MPI) Bolt Assembly
- A-2 Flash Hider
- A Frame Front Sight Base (Forged)
- Low Profile or Gas Block
- Magpul® MOE® MLOK Handguard
- CORE15 V1 Billet Charging Handle
- Manufacturers Lifetime Warranty