The Radical Firearms 16" Big Bore profile 458 Socom 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 12" MHR 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: CFU16-458SOC-12MHR
UPC: 816903024353
MFR#: RF00410

• Barrel Length: 16"
• Gas System: Carbine Length
• Barrel Profile: Big Bore Profile
• Barrel Material: 4140 Chrome Moly Vanadium
• Barrel Finish: Melonite
• Muzzle Thread: 5/8X32
• Chamber: 458 SOCOM
• Twist Rate: 1:14
• 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: Yes
• Handguard Type: Free Float
• Handguard Style: M-Lok Hybrid Rail
• Handguard Length: 12"
• Charging Handle: Mil-Std
• Bolt Carrier Group Included: Yes
• BCG Finish: Nitride

Radical Firearms Complete Upper Assembly, 458 Socom, 16" Barrel, .936 Gas Block, 12" Mhr Handguard, Panzer Muzzle Brake, Black Finish, Includes Charging Handle And Bolt Carrier Group CFU16-458SOC-12MHR

Product Type: Upper
Finish/Color: Black
Caliber: 458 Socom