# Rock River LAR-458 Tactical Carbine, .458 SOCOM Powerhouse

**Brand:** Rock River Arms
**Category:** Semi-Automatic Rifles
**Caliber:** .458 SOCOM

## Specifications

- **Caliber:** .458 SOCOM
- **Barrel Length:** 16"
- **Weight:** 124.8 oz
- **UPC:** 842834111985
- **SKU:** UCEpzS2WP

## Description

The Rock River Arms LAR-458 Tactical Carbine is chambered in .458 SOCOM and built on an AR-15 pattern platform. The 16-inch barrel and 7.8-lb. weight keep it in carbine territory while delivering the .458 SOCOM's substantial energy on target.

### Key Specifications
- **UPC:** 842834111985
- **Caliber:** .458 SOCOM
- **Action:** Semi-Automatic
- **Barrel Length:** 16 inches
- **Weight:** 7.8 lbs.
- **Finish:** Black

### Detailed Features

The .458 SOCOM cartridge runs in standard AR-15 lowers with a caliber-specific upper, which is what the LAR-458 provides. The XL free-float rail prevents barrel contact that would shift point of impact when the handguard is gripped or rested, and it gives full-length rail space for lights, foregrips, or other accessories.

At 7.8 lbs. the carbine is heavier than a comparable 5.56 build but manageable for the caliber. The 16-inch barrel balances muzzle velocity with overall length, shorter than a precision rifle but longer than a pistol-configuration .458 SOCOM build.

### Target Audience

The LAR-458 suits hunters after large game at close-to-medium range, AR-15 platform shooters who want more energy downrange than 5.56 or .300 BLK, and home-defense buyers who want a semi-auto carbine with significant stopping power. The AR-15 controls make it familiar to anyone already on that platform.

### Usage Scenarios

Hog and deer hunting are the most common field applications. .458 SOCOM has the energy for both at practical hunting distances, and the semi-auto action handles follow-up shots faster than a bolt gun. At the range, the free-float rail keeps groups consistent across different grip positions. Ammunition cost and availability are real factors to consider; .458 SOCOM is significantly more expensive and harder to source than 5.56 or .308.

## What Reviewers Say

*Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.*

> This has to be the coolest rifle I've ever shot I think so too.
>
> — [BigDaddyHoffman1911](https://www.youtube.com/watch?v=405zTluP4ZI&t=846s)

> This thing is ridiculous to the rifle it's locked open function fine with those mags.
>
> — [BigDaddyHoffman1911](https://www.youtube.com/watch?v=405zTluP4ZI&t=645s)

## What Customers Say

*AI-generated insights from customer reviews*

The Rock River LAR-458 in .458 SOCOM draws genuine enthusiasm from owners, mostly centered on what the caliber delivers and how the rifle handles it.

Build quality and reliability are consistently mentioned as positives. The carbine runs dependably and the construction holds up to regular use. The .458 SOCOM cartridge is the main draw: shooters who want serious stopping power in an AR-15 package find it delivers, and recoil is described as manageable given the caliber. The rail system and adjustable features also get favorable mentions for making the rifle easy to configure for specific applications.

On the critical side, weight comes up occasionally. At 7.8 lbs. it runs heavier than a standard AR-15, which some users notice during extended carry. The more significant practical consideration is ammunition: .458 SOCOM is harder to find and costs more per round than common calibers like .223 or .308, which limits how often some owners can realistically shoot it.

Owners who hunt hogs or large game tend to be the most satisfied, since that use case plays to the caliber's strengths. Sport shooters who get into .458 SOCOM also enjoy the modification possibilities and regularly share notes on loads and accessories. Overall sentiment is positive with the ammunition logistics being the main practical trade-off.

## Pricing

**3 offers available**

| Vendor | Price |
|--------|-------|
| Impactguns Com | $1175.89 |
| Kygunco Com | $1175.99 |
| Buds Gun Shop | $1177.99 |

## Similar Products

- [Rock River LAR15M .458 SOCOM Rifle - Power & Precision, 30+1 Capacity](https://gunsnation.com/p/rock-river-lar15m-458-socom-rifle-power-precision-30-1-capacity/UCEpzRzwS)
- [Rock River LAR-22 Tactical: Precision .22 LR Semi-Auto Carbine](https://gunsnation.com/p/rock-river-lar-22-tactical-precision-22-lr-semi-auto-carbine/UCEpzS5TX)
- [Black Rain Spec15 .458 SOCOM Rifle - 16" Barrel, 10-Round Capacity](https://gunsnation.com/p/black-rain-spec15-458-socom-rifle-16-barrel-10-round-capacity/UCCRrZOO5)
- [Rock River Arms LAR-47 Coyote Carbine 7.62x39mm 16in Black](https://gunsnation.com/p/rock-river-arms-lar-47-coyote-carbine-7-62x39mm-16in-black/UCEpzRzr3)
- [Rock River LAR-15M Assurance-M Carbine - 5.56, 16" Barrel](https://gunsnation.com/p/rock-river-lar-15m-assurance-m-carbine-5-56-16-barrel/UCEpzRzeA)
- [Rock River LAR-15M X-1 .223 Wylde 18" Semi-Auto Rifle](https://gunsnation.com/p/rock-river-lar-15m-x-1-223-wylde-18-semi-auto-rifle/UCEpzS112)

---
*Data from [GunsNation](https://gunsnation.com)*