Rock River Arms 16" .458 SOCOM CAR A4 Complete Upper Half with Gas Block

• Offering the ultimate combination of firepower and flexibility, the .458 SOCOM upper half works with standard AR lower receivers and unmodified 30 round GI mags. .458 SOCOM ammunition is available in a wide variety of loads and bullet types, with sub-sonic to high velocity performance, and delivers to the AR platform unprecedented terminal ballistics and stopping power.
• .458 SOCOM ammunition is available in a variety of factory loads from SBR Ammunition.
• Includes Bolt Carrier Group and Charging Handle Assembly
• Caliber:  .458 SOCOM Chamber
• Upper Receiver:  Forged A4
• Barrel:  16" Chrome Moly Bull Barrel, 1:14 Twist
• Muzzle Device:  A2 Flash Hider / 5/8 - 32 Thread
• Gas Block:  Varmint Gas Block with Sight Rail
• Handguard: RRA Aluminum Free Float Tube, CAR Length

WARNING!:  Always load from a magazine. Do not load singly through the ejection port, a slam fire can occur upon bolt release.  WARNING!

• Handguard:
  • Black Hogue Free Float Tube
  • Green Hogue Free Float Tube
• Charging Handle:
  • with Badger Tactical Latch
  • RRA Ambi Charging Handle
  • Gas Buster with Big Latch
  • BCMGunfighter / Small Latch
  • BCMGunfighter / Medium Latch
  • BCMGunfighter / Large Latch
• Flash Hider:
  • Smith Vortex Flash Hider
  • Smith AWB Muzzle Brake
• Gas Block:
  • Low Profile Varmint Gas Block