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    • 458 Socom Uppers
    • 16" 458 Socom Upper - Chrome Moly HBAR Barrel - 15" MLOK Rail
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  • 16" 458 Socom AR-15 Upper Assembly |  1x14 CMV Parkerized Carbine Length HBAR Barrel | Compensator | 15" MLOK Rail
  • 16" 458 Socom AR-15 Upper Assembly |  1x14 CMV Parkerized Carbine Length HBAR Barrel | Compensator | 15" MLOK Rail
  • 16" 458 Socom AR-15 Upper Assembly |  1x14 CMV Parkerized Carbine Length HBAR Barrel | Compensator | 15" MLOK Rail 16" 458 Socom AR-15 Upper Assembly |  1x14 CMV Parkerized Carbine Length HBAR Barrel | Compensator | 15" MLOK Rail

    16" 458 Socom Upper - Chrome Moly HBAR Barrel - 15" MLOK Rail

    AR15 Elite

    MSRP:
    Was:
    Now: $289.99
    (You save )
    (2 reviews) Write a Review

    SKU:
    16458UAHB1X14CMVPCOMP15MLR
    • AR-15 Charging Handle | Standard Milspec
    • AR-15 Charging Handle | Tactical Extended Latch | Gen 2
    • AR-15 Charging Handle | Tactical Extended Latch | Gen 4
    • AR-15 Ambidextrous Charging Handle | Ambi Latch
    • 458 Socom Bolt Carrier Group AR-15 | Tromix Bolt | Nitride Milspec BCG
    • 458 Socom 4 rd Magazine | D&H Tactical | AR-15 | Black
    • 458 Socom 10 rd Magazine | D&H Tactical | AR-15 | Black
    • Cerakote | FDE Fat Dark Earth
    • Cerakote | OD Green

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    Product Description

     
     
     
     
     
     
     
     

    16" 458 Socom AR-15 Upper Assembly | 1x14 CMV Parkerized Carbine Length HBAR Barrel | Compensator | 15" MLOK Rail

    Beyond being just another big-bore option, the .458 SOCOM is a specialized powerhouse for the AR-15 platform that delivers the punishing terminal impact of a 45-70 in a modern semi-auto. This system thrives with massive, hard-hitting projectiles, specifically tuned for 300gr to 500gr loads to provide unrivaled versatility for both supersonic hunting and subsonic suppression. If you're building a dedicated hog-stopper or a heavy-hitting brush gun, a .458 SOCOM upper assembly offers the extreme kinetic energy and reliable feeding required to push the limits of the small-bore gas gun.

    Our AR15 Elite AR-15 uppers are American Made and machined by manufacturers of mil-spec AR-15 components.  All barrels are individually checked for headspace using Manson go and no-go gauges.

    Specifications:

    • Upper Receiver: AR15 BIG BORE forged aluminum upper receiver with forward assist and dust cover assembly installed. Matte black hard coat anodized Mil 8625 Type 3 Class 2. Forged from 7075 T6 aluminum.  7075 Aluminum is superior in strength to 6061 billet aluminum.
    • Handguard: Premium Gen 3 15" Extended Rifle Length Narrow-Profile AR15 M LOK Handguard. Fit and finish on our line of ergonomical free float rails is outstanding and light weight. M LOK slots run the entire length of our rail at the 3, 6, and 9 o'clock positions. M LOK compatible rail sections and attachments can easily be attached to our handguards which makes adding accessories like sights, bipods, flash lights, grips, lasers, etc. a breeze.  Matte black hard coat anodized Mil 8625 Type 3 Class 2. Milled from 6061 aircraft aluminum.
    • Barrel: 16" 458 Socom Chrome Moly HBAR profile Barrel with 1x14 twist. 5/8x32 muzzle threads Parkerized finish. Standard AR15 Big Bore Barrel Extension w/ single feed ramp.  Properly headspaced with Manson Go and No-Go Gauges.
    • Gas Block: .936” Low Profile, Mag Phos Finish.
    • Gas System: Carbine Length Gas Tube.
    • Muzzle Device: Compensator with crush washer.

    Upper arrives assembled, ready to use and will fit all standard Milspec dimension AR 15 lower receivers.

    This item is NOT a firearm and will be shipped directly to you, no FFL is required.

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    16" 458 Socom AR-15 Upper Assembly |  1x14 CMV Parkerized Carbine Length HBAR Barrel | Compensator | 15" MLOK Rail
    AR15 Elite
    16" 458 Socom Upper - Chrome Moly HBAR Barrel - 15" MLOK Rail

    2 Reviews Hide Reviews Show Reviews

    • 5
      458 SOCOM

      Posted by Shawn Welch on Feb 11th 2026

      Great upper. Got here fast and shoots like it should. They also taught me how to tune my GI mags to work with this upper which was beyond cool and helpful. Saved me some money!

    • 5
      458

      Posted by Monty V. on Dec 11th 2025

      What an absolute beast. I love it so far an it looks great too. Working up some hand loads but so far so good, works great.

    ×
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