Rock River Arms Forged A2 Upper Receiver Assembly Black. . These AR15 Upper Receivers from the professional product specialists at Rock River Arms are designed by using long lasting and efficient resources to be able to provide you with product which is going to be useful for a long time. Designed utilizing some of the best available components and design these particular AR15 Upper Receivers from the product experts at Rock River Arms will last an exceptionally long time. Rock River Arms has been developing high-quality products for a very long time and the Rock River Arms Forged A2 Upper Receiver Assembly is their very own means of showing you exactly how much they are concerned. Here at OpticsPlanet we ensure that it is our obligation to purchase the most suitable solution for all of your requirements and featuring the Rock River Arms Forged A2 Upper Receiver Assembly is one thing that we are happy to offer. Specifications for Rock River Arms Forged A2 Upper Receiver Assembly: Manufacturer: Rock River Arms Color: Black Finish: Anodized Fabric/Material: Forged 7075 T6 Aluminum Model: A2 Caliber: 5.56mm .223 Remington Condition: New Hand: Right Package Contents: Rock River Arms Forged A2 Upper Receiver Assembly Rear Sight Forward Assist Port Door Rock River Arms AR0052AASY: Forged A2 Upper Receiver Assembly Black