Rainier Arms
Rainier Arms UltraMatch Billet Upper Receiver MOD 3
$204.95
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