AR-15 .458 SOCOM 16" Faxon Gunner Upper Build / 15" Slim Mlok / Magnum Comp

.458 Socom

AR-15 .458 SOCOM 16" Faxon Gunner Upper Build / 15" MLOK Rail / Magnum Compensator | Big Bore Performance

The AR-15 .458 SOCOM 16" Faxon Gunner Upper Build delivers exceptional big-bore power with a reliable and tactical design. This upper assembly features a Faxon Firearms barrel chambered in .458 SOCOM, a 15" Slim MLOK free float rail, and the Magnum Linear Compensator to mitigate recoil and muzzle rise. Compliant with CA and NY regulations, it's the ideal choice for those looking for a high-performance, heavy-hitting setup.

Key Features:

• Barrel:

  • 16" Faxon Firearms Gunner Profile, crafted from 4150 CMV steel, chambered in .458 SOCOM.

  • 1:14 twist rate, optimized for heavy projectiles.

  • Salt Bath Nitride finished both inside and out for maximum durability and corrosion resistance.

  • 11/16x24 threads for easy attachment of muzzle devices, completed with the Magnum 3.25" Linear Compensator for recoil reduction.

  • Carbine-length gas system with a .875" gas block diameter, ensuring smooth cycling and reliability.

• Upper Receiver:

  • Complete .458 SOCOM upper with a standard A3 flat top design for optimal optic mounting.

  • Constructed from 7075-T6 aluminum, and black hardcoat anodized to MIL-SPEC for increased strength and durability.

  • Forward assist and dust cover are installed, tailored for big bore calibers.

• Gas System:

  • Carbine-length gas tube, paired with a low-profile .875" steel gas block, nitride-coated for corrosion resistance and longevity.

• Handguard:

  • 15" MLOK Super Slim Free Float Rail, made from aircraft-grade aluminum, and black hard coat anodized for enhanced durability and customizability.

• Muzzle Device:

  • Magnum 3.25" Linear Compensator (11/16x24 threading) to reduce recoil and improve shooting comfort, ideal for the .458 SOCOM chambering.

Important Notes:

• Does not include BCG or Charging Handle. These can be purchased separately as an optional add-on.

• Images may not be an exact representation of the product as stock may vary. Quality and specifications remain consistent.

• Proudly made in the USA.