Description
Item Description
Model: Custom M4E1
Serial: M4-0580043
Caliber: .458 Socom
Finish: Black Anodized with Flat Dark Earth (FDE) Buttstock, Grip, Safety Switch, Magazine Release, and Handguard
Barrel Length: 16 ¼" Barrel with 1:14 Twist and Muzzle Brake
Optics/Sights: No Sights, Optic Ready with Full Length Picatinny Rail
Stock/Grips: FDE Magpul MOE SL Mil Spec Carbine Stock, FDE Magpul MOE K2+ Grip, and 15" FDE Aero Precision Free Float Handguard
Action: Semi-Automatic Rifle
Markings: Standard
Bryant Ridge's Analysis:
This custom-built M4E1 combines the precision machining of an Aero Precision lower receiver with the hard-hitting power of a Bear Creek Arsenal upper chambered in .458 SOCOM, creating a versatile and formidable semi-automatic rifle for hunting or tactical use. The .458 SOCOM cartridge delivers significantly more stopping power than standard 5.56 NATO, making it an excellent choice for close- to mid-range hunting of large game or defensive applications where immediate impact is a priority. The 16¼-inch barrel with a 1:14 twist is optimized for stabilizing the heavy projectiles common to this caliber, and the included muzzle brake helps mitigate recoil and muzzle rise, aiding in faster follow-up shots. The rifle is optic-ready with a full-length Picatinny rail, allowing the shooter to customize their setup with scopes, red dots, or other sighting systems for specific mission or hunting needs. The furniture and controls are thoughtfully upgraded in Flat Dark Earth (FDE), including the Magpul MOE SL mil-spec carbine stock for improved cheek weld and shooting comfort, and the Magpul MOE K2+ grip with an ergonomic, rubber-overmolded surface for secure handling in all conditions. The 15-inch FDE Aero Precision free-float handguard not only enhances the rifle’s aesthetics but also allows for stable mounting of accessories such as bipods, lights, or foregrips without affecting barrel harmonics. The color-coordinated FDE safety selector and magazine release tie the build together visually while also offering tactile familiarity. This combination of quality components, functional upgrades, and heavy-caliber performance makes the custom M4E1 in .458 SOCOM a well-balanced rifle, capable of delivering both precision and raw power in a rugged, operator-friendly platform.
Contents:
Return Policy:
We gladly offer a 3 day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Shipping Details
Handgun Standard Shipping with Insurance $50.00
Long Gun Standard Shipping with Insurance $70.00
We strive to ship orders within the close of the following business day after payment and documentation is received.
Payment Details
We accept all forms of Payment including Personal Check, Business Check, PO Money Orders, Certified Check, Etc.
Please note we place a 7 business day hold on shipment, for all non-certified payments.
Payment MUST be received within 14 days.
Return Policy
We gladly offer a 3 day unfired inspection policy from the time that the firearm is delivered to your FFL. Refunds are available for all qualifying orders.
Additional Details
Our #1 priority is customer satisfaction. We want to build a lasting trust in the relationship with our customers, so that you will always look to us for all your firearms needs. If you have any issues with your transactions please contact us, and we will work with you to resolve any issues you may have. We greatly appreciate your trust in us and we look forward to fulfilling all your future firearm needs.
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About Us
From a small town hobby, to a leader in the investment and collector grade firearms industry. Bryant Ridge Firearms is here to offer the best in quality and customer service when you are looking to unload your collector grade firearm collection.



