Rock River Arms AR-15 Varmint A4 Upper Receiver 223/5.56 Upper AR0550
- UPC:
- 842834107803
- MPN:
- AR0550
- Main Version:
- Rock River Arms AR-15 Varmint A4 Upper
- Caliber:
- 223/5.56
- Manufacturer:
- Rock River Arms
- Version:
- AR-15 Varmint A4 Upper Receiver
- Features:
- 17" RRA Lightweight Free Float M-Lok
- Type:
- Upper
- Finish:
- Anodized Black
- Barrel Length:
- 20" SS
- Overall Length:
- 28"
