AR-15 .458 SOCOM 16" Upper Assembly | MLOK Rail | FDE | Big Bore Performance

.458 Socom

AR-15 .458 SOCOM 16" Black Upper Assembly | MLOK Rail | FDE

The AR-15 .458 SOCOM 16" Black Upper Assembly offers powerful performance with a sleek design, perfect for those looking to build a big-bore AR-15. Chambered in .458 SOCOM, this upper features a 16" 4150 CMV barrel with a 1:14 RH twist to optimize the stability of larger projectiles. Finished in FDE Cerakote, the MLOK handguard provides a versatile platform for attaching accessories, while the carbine-length gas system ensures reliable cycling in any situation. Whether used for hunting or tactical applications, this upper is designed for long-lasting performance and durability.

Key Features:

Barrel:

• Length: 16" for powerful yet compact performance, ideal for maneuverability.

• Material: 4150 CMV steel with a parkerized finish to enhance durability and reduce wear.

• Chamber: .458 SOCOM for optimal stopping power.

• Twist Rate: 1:14 RH, designed to stabilize larger projectiles with ease.

• Thread: 5/8x32 for compatibility with most standard muzzle devices.

• Gas System: Carbine-length gas system for consistent and reliable cycling.

• Gas Block Diameter: .875" for efficient gas flow.

• Muzzle Device: Custom Linear Muzzle Brake in hardened steel to significantly reduce recoil and muzzle rise, offering better control during rapid follow-up shots.

Upper Receiver:

• Material: Manufactured from Certified 7075-T6 Aluminum Forging for exceptional strength and precision.

• Finish: Coated with FDE Cerakote, providing enhanced corrosion resistance and a sleek, tactical appearance.

• Forward Assist & Dust Cover: Pre-installed for operational reliability in adverse conditions.

• Feedramps: M4 Feedramps for smooth feeding and cycling of rounds.

Gas System:

• Gas Block: Low Profile .875 Steel Gas Block, Black Hardcoat Anodized for durability.

• Gas Tube: Carbine-length stainless steel gas tube for consistent performance and reliability.

Handguards:

• Length: 15" Free Float MLOK Rail for ultimate customization and secure attachment of accessories.

• Material: Aircraft-grade aluminum, black hardcoat anodized for lightweight strength and durability.

• Design: Slim profile for optimal handling, with a sleek FDE Cerakote finish for a tactical, high-end look.

Assembly Details:

• BCG and Charging Handle are NOT included but can be purchased separately.

• Compatible with Big Bore Mil-Spec AR-15 Lower Receivers, utilizing a 4.3 oz buffer for proper cycling.

• Designed for both tactical and hunting applications, this upper is engineered for consistent performance under all conditions.

Important Notes:

• Images may not represent the exact product due to stock variations in MLOK rail designs. However, the quality and functionality remain consistent with the listed specifications.

• Built in the USA with top-grade materials for reliability and longevity.

  The AR-15 .458 SOCOM 16" Upper Assembly in FDE Cerakote combines power, precision, and durability with a 4150 CMV barrel, MLOK rail, and carbine-length gas system. Perfect for big-bore enthusiasts, hunters, and tactical applications. Compatible with Big Bore Mil Spec AR-15 Lower Receivers adjusted with 4.3 oz buffer for proper cycling.