The Radical Firearms 10.5" Big Bore profile 12.7x42 is a complete 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. Built with our 10" FQR 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.

SKU: CFU10.5-12.7x42-10FQR
UPC: 8816903021116
MFR#: RF00412

• Barrel Length: 10.5"
• Gas System: Pistol Length
• Barrel Profile: Big Bore Profile
• Barrel Material: 4150 Chrome Moly Vanadium
• Barrel Finish: Melonite
• Muzzle Thread: 49/64X20
• Chamber: 12.7X42
• Twist Rate: 1:20
• Barrel Extension: Single Feed Ramp
• Gas Block Type: .936 Low-profile Gas Block
• Muzzle Device: Panzer Brake
• Upper Receiver Material: Forged 7075 T6
• Upper Receiver Style: M4 MIL-STD with Oversized Ejection Port
• Upper Receiver Finish: Type III Anodizing
• Forward Assist: Yes
• Dust Cover: No
• Handguard Type: Free Float
• Handguard Style: Quad Picatinny Rail
• Handguard Length: 10"
• Charging Handle: MIL-STD
• Bolt Carrier Group Included: Yes
• BCG Finish: Nitride
• Magazine: 458/12.7x42 10 Round Magazine