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Rainier Arms, LLC

Rainier Arms Ultramatch .308 BCG NIB

Rainier Arms Ultramatch .308 BCG NIB
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Availability: Out of stock




Match style DPMS Pattern Bolt Carrier Assembly designed to work with DPMS style barrel extension and compatible upper receivers. Always check compatibility prior to use in any firearm.

Carrier Specifications:

  • Full Auto Carrier
  • SAE 8620
  • Heat Treated
  • Shot Peened
  • Nickel Boron Finish
  • Bolt:9310 Steel
  • Shot Peened
  • Heat Treated
  • Nickel Boron Plated
  • Extractor:S7 Tool Steel
  • Precision Machined
  • Shot Peened
  • Heat Treated

Extractor Components: Extractor Spring made of Music Wire (The best spring steel available) “Reliability post” exceeds MIL-SPEC. Made with OUR OWN multi-cavity mold with the highest grade of chemical and heat resistant rubber, VITON. Our Reliability posts are NOT commercially available. VITON Rubber “Full-Auto O Ring” made if you want the highest grade of chemical and heat resistant rubber.

  • Extractor Retaining Pin:
  • Precision Machined 4140
  • Heat Treated
  • Precision ground to diameter
  • Firing Pin:Colt Full Auto Spec
  • Machined 4140
  • Heat Treated

Additional Info

Additional Info

SKU Ultramatch 308 NIB
Manufacturer Rainier Arms, LLC
Finish Nickel Boron
Barrel Length No
Caliber .308
Configuration No
Option No
Gas Length No
Height No
Rail Length No
Mount No
Profile No
Reticle No
Co Witness No
Size No



Feel free to ask us any question regarding this product.