Introducing Radical Firearms 458 SOCOM Complete Upper. After a year of development, a few thousand rounds, and a pretty sore shoulder, we feel this is absolutely one of the best uppers we ever offered...This provides a high-quality upper for those looking for more POWER out of their rifle. Comes complete and assembled with Upper Receiver, Forward Assist, Custom Ejection Port Door, Barrel Nut. 16" 458 SOCOM Barrel and our new Panzer Muzzle Brake to take the bite out of the round. Bolt Carrier Group and Charging Handle come complete with this upper. 

• 16" 458 SOCOM 4140V Steel Barrel
• 1 in 14" Twist Rate
• 5/8x32 TPI
• 458 SOCOM Chamber
• Single Feed Ramp
• .936" Micro Gas Block
• Stainless carbine-length gas tube
• Direct Gas Impingement
• Radical Firearms Panzer 5/8x32 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 458 SOCOM BCG, MPI, Melonite Coated, Staked
• MIL-STD Charging Handle

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

CALIFORNIA PROPOSITION 65 WARNING: This product can expose you to chemical(s) known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov/product