Rock River Arms AR-15 Upper Receiver Assembly 5.56x45mm 16" Barrel Mid-Length Gas System A2 Front Sight

Rock River Arms Completed Upper Receiver Elite Carbine A4 .223/5.56mm 16 Inch Barrel 1-9 Twist Mid-Length Profile 1/2-28 Thread A2 Flash Hider Black. 223/5.56mm Completed Upper then you have arrived at the right spot.. These AR15 Upper Receivers through the professional product professionals at Rock River Arms are made by using heavy duty and reliable materials as a way to provide you with product that is going to be powerful for many years. Designed using some of the most useful available components and engineering these AR15 Upper Receivers from the product professionals at Rock River Arms will last an unbelievably lengthy time. Rock River Arms has been generating high-quality products for a number of years and the Rock River Arms Elite Carbine A4 .223/5.56mm Completed Upper is their means of showing you just how much they care. Here at OpticsPlanet we make it our responsibility to obtain the best product for your requirements and presenting the Rock River Arms Elite Carbine A4 .223/5.56mm Completed Upper is one thing that we are happy to offer. Specifications for Rock River Arms Elite Carbine A4 .223/5.56mm Completed Upper: Manufacturer: Rock River Arms Caliber: .223 Wylde 5.56mm Overall Length: 24 in Barrel Length: 16 in Barrel Profile: Carbine Gas System Length: Mid Length Barrel Twist Rate: 1-9 Threads per Inch: 1/2x28 Handguard Type: Free-Float Muzzle Device: A2 Flash Hider Finish: Anodized Color: Black Fabric/Material: A2 Thermo Mold Gas Block Journal Size-Diameter: .750 in Handguard Length: 11 in Included Accessories: None Barrel Material: Chrome Moly Bolt Carrier Group Included: COM-SPEC Charging Handle Included: COM-SPEC Weight: 4.53 lb Magazine Included: No Package Contents: Rock River Arms Elite Carbine A4 .223/5.56mm Completed Upper Bolt Carrier Group Charging Handle Assembly Rock River Arms AR0831B: Completed Upper Receiver Elite Carbine A4 .223/5.56mm 16 Inch Barrel 1-9 Twist Mid-Length Profile 1/2-28 Thread A2 Flash Hider Black