Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 4.5 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black

Rock River Arms Completed Pistol Upper Receiver A4 .223/5.56mm 4.5 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black. 223/5.56mm Completed Pistol Upper. These AR15 Upper Receivers through the skilled product professionals at Rock River Arms are designed by using heavy duty and dependable materials in order to provide you with product that will be beneficial for a long time. Manufactured utilizing some of the very best attainable materials and construction these AR15 Upper Receivers from the product specialists at Rock River Arms can last you an incredibly long time. Rock River Arms has been developing top quality products for a number of years and the Rock River Arms A4 .223/5.56mm Completed Pistol Upper is their particular means of revealing just how much they are concerned. Right here at OpticsPlanet we ensure that it is our responsibility to receive the most suitable product for all of your requirements and presenting the Rock River Arms A4 .223/5.56mm Completed Pistol Upper is a thing that we are happy to offer. Specifications for Rock River Arms A4 .223/5.56mm Completed Pistol Upper: Manufacturer: Rock River Arms Caliber: 5.56x45mm NATO .223 Wylde Threads per Inch: 1/2×28 Handguard Type: Free-Float Finish: Anodized Color: Black Fabric/Material: A2 Thermo Mold Gas Block Journal Size-Diameter: .750 in Handguard Style: Quad Rail Gun Rail: Full Top Rail Included Accessories: None Barrel Material: Chrome Moly Bolt Carrier Group Included: COM-SPEC Charging Handle Included: COM-SPEC Magazine Included: No Mount Type: M-LOK Package Contents: Rock River Arms A4 .223/5.56mm Completed Pistol Upper Bolt Carrier Group Charging Handle Assembly Rock River Arms AR0369B: Completed Pistol Upper Receiver A4 .223/5.56mm 4.5 Inch Barrel 1-9 Twist 1/2-28 Thread Free-Float Handguard Vortex Flash Hider Black