Radical Firearms RF Upper Assembly 10.5in 5.56 M4 Contour w/ A2 Flash Hider

The Radical Firearms 10.5in M4 profile 5.56mm is a MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that build and hit the range.Simply add your BCG,charging handle and you are ready to go. Built with our 10in FGS free float rail system for increased accuracy and keeping your hands cool. No matter what your style of shooting is, Radical Firearms has you covered. Specifications for Radical Firearms RF Upper Assembly 10.5in 5.56 M4 Contour w/ A2 Flash Hider: Manufacturer: Radical Firearms Cartridge: 5.56x45mm NATO Barrel Length: 10.5 in Barrel Twist Rate: 1-7 Muzzle Device: A2 Flash Hider Finish: Anodized Color: Black Gun Model: M4 Gun Rail: M-LOK Gun Make: AR Platform Additional Features: A2 Flash Hider Included Accessories: Standard Magazine Included: No Package Contents: Radical Firearms RF Upper Assembly 10.5in 5.56 M4 Contour w/ A2 Flash Hider