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Rock River Arms RRA 10.5" Mountain Pistol Upper Half Chrome Lined 5.56 1:7 NATO AR15 AR-15
Rock River Arms RRA 10.5' Mountain Pistol Upper Half Chrome Lined 5.56 1:7 NATO AR15 AR-15

Rock River Arms RRA 10.5" Mountain Pistol Upper Half Chrome Lined 5.56 1:7 NATO AR15 AR-15

Part Number:MT0364
On sale: $599.95
Retail Price:$699.95
You Save:$100.00(14%)

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Rock River Arms RRA 10.5" Mountain Pistol Upper Half Chrome Lined 5.56 1:7 NATO AR15 AR-15

Product Details

Rock River Arms 10.5-in Carbine Length Gas System Upper Receiver Group. Perfect for your home defense CQB AR Pistol Brace Build! 5.56 NATO 10.5" Chrome Lined Barrel 1:7 Twist, A2 Flash Hider, Black Finish (BCG and Charging Handle Included)

  • Forged 7075 T6 Aluminum Upper
  • Hard Coat Anodizing
  • M4 feedramps
  • Carbine Direct Impingement Gas System
  • 5.56 NATO Chamber
  • CALIBER: 5.56MM NATO CHAMBER FOR 5.56MM AND .223 CALIBER
  • UPPER RECEIVER: FORGED A4
  • BARREL: 10.5-INCH CHROME LINED CHROME MOLY, 1:7 TWIST
  • GAS BLOCK: LOW PROFILE GAD BLOCK
  • MUZZLE DEVICE: A2 FLASH HIDER / 1/2–28 THREAD
  • HANDGUARD: RRA ALUMINUM MOUNTAIN PISTOL HANDGUARD, 9.5 INCH LENGTH, WITH FULL LENGTH TOP RAIL. INCLUDES TWO 1.375 INCH ACCESSORY RAILS
  • INCLUDES: BOLT CARRIER GROUP AND CHARGING HANDLE ASSEMBLY
  • NOTE: FOR PISTOL AND SBR APPLICATIONS ONLY - ALL NFA RULES APPLY.
Limited lifetime warranty

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