Rainier Arms

Rainier Arms UltraMatch Billet Upper Receiver MOD 3

$204.95
( 0 Reviews )

Current stock:

CNC machined from solid billet 7075-T6 aluminum which is 70% stronger than the commonly used 6061 aluminum and finished with milspec hardcoat anodize to a surface hardness of 60 Rockwell. 


Features:

  • A4 Feed Ramps
  • 7075 Billet Aluminum
  • Mil Spec Hardcoat Anodize

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