Rock River Arms

Rock River Arms CAR A4 Upper Receiver, 5.56mm NATO

SKU# AR0885X
  • Sale
  • Regular price $614.99

One (1) new Rock River Arms CAR A4 AR-15 Upper Receiver chambered in 5.56 NATO. This receiver has a 16" chrome-moly barrel with 1:9 twist, bolt carrier group, charging handle and a free float quad rail.