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Rainier Arms RUC Pro MK2 5.56 NATO Partial Upper Receiver



Rainier Arms RUC Pro MK2 5.56 NATO Partial Upper Receiver

600.00
In stock
SKU RA-RUC-PRO-MK2-X-PU

Details

Introducing the RUC PRO MK2 Partial Upper. Bringing the highest quality parts to the market, while offering the best value as well. This partial upper utilizes a Rainier Arms Low Pro nonadjustable gas block on our new and improved Rainier Arms Select barrel. Pairing up with new PRO series MK2 handguard to provide shooters with a rock solid handguard that can take any abuse. Throw in your favorite charging handle and bolt carrier group and you are good to go!



Upper Build:

  • Rainier Arms Select 5.56 NATO Barrel
    • 10.5"
    • 12.5"
  • Rainier Arms Forged Upper Receiver
  • Rainier Industries PRO Series MK2 Quad-Rail Handguard
    • 10.5": 9.55"
    • 12.5": 11.75"
  • Rainier Arms Low Pro Gas Block - .750" (Non-adjustable) (Gasblock pinned)
  • Rainier Industries .223/5.56 Flash Hider - 1/2x28
  • Weight:
    • 10.5": 3 lbs 3.4 oz
    • 12.5": 3 lbs 9.6 oz



Please NOTE: BCG and Charging Handle NOT Included.

More Information

More Information
SKU RA-RUC-PRO-MK2-X-PU
Product Type AR-15 Partial Upper Receiver
Manufacturer Rainier Arms, LLC
Gas Block Diameter .750"
Thread Pitch 1/2x28 (.22 cal)
Color Black
Caliber .223/5.56
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