CBC R-15 Upper Assembly – 18″ / 6.5 Grendel / 1:8 / 15″ Hera Keymod Handguard / Rail with BCG & CHH

Description

• Barrel: 18” 6.5 Grendel Melonite Barrel Chrome Moly
• Twist Rate: 1 in 8”
• Feed Ramps: M4
• BCG: Case Hardened 8620 Steel NiB, M4/AR-15 Compatible, Mil-Spec/MP Tested
• Gas Block: Steel .750 Low Profile
• Gas Tube: Stainless Steel Midlength
• Muzzle Device: Steel A2 Style Flash Hider
• Rail: 15″ Hera Arms Keymod
• Upper Receiver: Forged Upper Receiver
• Upper Components: Mil-Spec Forward Assist, Mil-Spec Dust Cover, and Brass Deflector
• Charging Handle: Mil-Spec Aircraft Aluminum