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Rainier Arms, LLC

Rainier Arms FSB CHF Upper Receiver

Rainier Arms FSB CHF Upper Receiver
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Availability: Out of stock




Description: Rainier Arms Custom

Our Rainier Arms FSB CHF Barrel Upper Receiver group was designed for the enthusiast that's looking for a solid foundation for their next upper build using our 14.5" CHF Barrel 1:7 twist, FSB, our Mil-Spec upper receiver group, and Rainier Arms Raptor charging handle. The rest is entirely up to the customer and can be easily built out.

Does NOT come with a BCG, Muzzle device, or handguard. Component List:
  • Rainier Arms CHF 14.5" Barrel, Midlength Gas System with 1:7 Twist
  • Rainier Arms Mil Spec Upper receiver with UPK
  • Rainier Arms Barrel nut
  • Gas tube
  • Front Sight Base
  • Rainier Arms Raptor charging handle
  • Weight: 2lbs 9.1oz

Additional Info

Additional Info

SKU RA1502
Manufacturer Rainier Arms, LLC
Finish No
Barrel Length No
Caliber No
Configuration No
Option No
Gas Length No
Height No
Rail Length No
Mount No
Profile No
Reticle No
Co Witness No
Size No


Customer Reviews (1)

Quality upperReview by Leon
This is a very nice upper, though the detailed description needs to be teased out of Rainier Arms. The included Raptor charging handle is a nice touch. (Posted on 1/25/2015)

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