5.56x45 Low Profile Carbine Piston Conversion with 12" Rainier Arms Force Keymod Rail

5.56x45 Low Profile Carbine Piston Conversion with 12" Rainier Arms Force Keymod Rail

Your Price: $530.00
In Stock
Part Number:1503311

Choose Options

UPPER ASSEMBLY CHOOSE ONE:
Sending In An Assembled Complete Upper - No Charge
Need BRA To Assemble Upper From Parts Sent In [+$25.00]
MUZZLE DEVICE CHOOSE ONE:
Muzzle Device Doesn't Require Timing and Rockset - No Charge
Muzzle Device Requires Timing and Rockset [+$30.00]
OPTIONAL COMPONENTS:
Add Standard Firing Pin [+$5.99]
Add Nitrided Cam Pin [+$6.99]
Add Firing Pin Retaining Pin [+$1.99]
Add 5.56 Bolt Assembly - Melonite [+$45.00]
Add Charging Handle [+$16.99]
Add Barrel Nut [+$7.69]
Remove Rainier Arms Force Rail (Only remove if you are supplying a Evo Rail or Rainier Arms Force Rail) [+$-180.00]
Make sure you have all your parts: UPPER COMPONENTS CHECKLIST
Make sure you read FAQ for rail compatibility: RAIL COMPATIBILITY

QUALITY CONTROL POLICY: Piston systems are not end user installs:
  • Must ship your upper for piston installation
  • We check headspace, barrel nut torque and test fire with Wolf

Black Rifle Arms™ AR-15 5.56x45 Low Profile Carbine Piston Conversion
  • System components made from the highest quality available
  • Gas Block journal diameter of .750" or 3/4" and at least 1.9" length at the shoulder
WE CAN NOT REMOVE PERMANENTLY ATTACHED MUZZLE DEVICES OR PINNED and/or WELDED GAS BLOCKS

Must ship your complete upper with bolt assembly, cam pin, retaining pin, charging handle, and firing pin. Please remove bolt carrier, gas block, and DI handguards. If you are using a piston compatible rail please include in the package as all Free Float Rails must be installed before the gas block is installed.

Gas Piston Conversion Includes:
  • Gas Block
  • Piston
  • Piston Cylinder
  • Op Rod
  • One Piece Bolt Carrier, FailZero EXO NiB Coating
  • Bolt Carrier Buffer, polymer based material chosen for its unique properties: shock absorbing, abrasion resistance and self-lubrication
  • Rainier Arms Force Keymod Handguard
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Shipping Insurance Included in Shipping Cost
Requires Signature Upon Delivery


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