Radical Firearms Complete Upper Assembly 20in .450 Bushmaster 15in MHR Black

Radical Firearms Complete Upper Assembly 20in .450 Bushmaster 15in MHR Black. 450 Bushmaster. These AR15 Upper Receivers by Radical Firearms come complete and assembled so that you don't have to fidget around with parts or waste time building. The Radical Firearms Upper Assembly w/ MHR comes with an upper receiver forward assist custom ejection port door barrel nut 16in 450 Bushmaster barrel Panzer muzzle brake bolt carrier group charging handle and a 450 Bushmaster mag. You won't find a better collection of parts for this great of a value anywhere else on the market. Plus you can utilize the M-LOK attachment points on the sides and bottom or the Picatinny rails at the fore end to mount optics lasers lights bipods and other accessories to customize your rifle to its fullest potential. Pick up your Radical Firearms .450 Bushmaster Full Upper Assembly today to build a powerful rifle that will deliver optimum performance for life. Specifications for Radical Firearms Complete Upper Assembly .450 Bushmaster 15in MHR Single Ramp Black Box: Manufacturer: Radical Firearms Cartridge: .450 Bushmaster Barrel Twist Rate: 1-14 Muzzle Device: Panzer Brake Finish: Anodized Color: Black Model: 15in First-Gen Hybrid Rail System – FHR Handguard Length: 15 in Handguard Style: Hybrid Rail Gun Rail: M-LOK Features of Radical Firearms Complete Upper Assembly .450 Bushmaster 15in MHR Single Ramp Black Box: 16"" 450 Bushmaster 4140V Steel Barrel 1 in 14"" Twist Rate 5/8×32 TPI Single Feed Ramp .936"" Micro Gas Block Stainless carbine-length gas tube Direct Gas Impingement Radical Firearms Panzer 5/8×32 Brake Radical Firearms 15"" MHR Hybrid Rail System Integrated M-LOK attachment points on the sides and bottom with Picatinny Rails at the fore end for Mounting Lights Lasers Bipods & Sights Custom Forged Upper Receiver with RF Dimpled Forward Assist Shell Deflector Dust Cover Complete 450 Bushmaster BCG MPI Melonite Coated Staked MIL-STD Charging Handle (1) 450 Bushmaster Magazine Package Contents: Radical Firearms Complete Upper Assembly .450 Bushmaster 15in MHR Single Ramp Black Box Radical Firearms CFU16-450BUSH-15MHR: Complete Upper Assembly 16in .450 Bushmaster 15in MHR Black Radical Firearms CFU20-450BUSH-15MHR: Complete Upper Assembly 20in .450 Bushmaster 15in MHR Black Radical Firearms CFU20-450BUSH-15MHR: Complete Upper Assembly 20in .450 Bushmaster 15in MHR Black