Core 15 M4 Complete Upper .223/5.56mm NATO 16" Chrome Lined


  • 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 CMV Chrome Moly M4 Profile Chrome Lined Barrel 1:7 Twist
  • Chambered in .223/5.56 x 45 mm NATO
  • Direct Gas Impingement Gas System
  • Gas tube made of 304 grade Stainless Steel
  • Chrome lined Steel Bolt Carrier and Bolt Carrier Key
  • Magnetic Particle Inspected (MPI) Bolt Assembly
  • A-2 Flash Hider
  • M-4 Style Thermoset molded Polymer Hand Guards with Dual Heat Shields
  • A Frame Front Sight Base (Forged)
  • Optional low profile or Picatinny Gas Block (not shown)
  • Manufacturers Lifetime Warranty

All items are Brand New w/ Full Manufacture Warranty
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  • Model: RR-CORE100276
  • Manufactured by: CORE15

This product was added to our catalog on Monday 16 December, 2013.

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