Rock River Arms LAR-15M TAC .458 Socom 16-inch 30RD

About this product

The Rock River Arms LAR-15M Tactical Carbine is chambered in .458 Socom and built around a 16-inch chrome-moly bull barrel with a 1:14 twist. It features a 15-inch lightweight free-float M-Lok compatible rail, Hogue rubber pistol grip and a six-position collapsible NSP2 stock for adaptable handling. The rifle includes RRA components such as an operator break (5/8×32 thread), a two-stage trigger and a winter trigger guard, and it is rated at 1.5 MOA accuracy at 100 yards.

Key Specifications

• The rifle is chambered in .458 Socom.
• The barrel measures 16 inches.
• The barrel has a 1:14 twist rate.
• The barrel is a chrome moly bull barrel.
• Equipped with a 15-inch M-Lok compatible free-float rail.
• The magazine capacity is 30 rounds.
• The action is Semi-Auto.
• Includes a 6-position collapsible stock.
• Features a Hogue rubber pistol grip.
• The rifle weighs 7.8 pounds.

Solidly built with RRA hardware throughout, this LAR-15M combines durable construction, user-focused ergonomics and a precise two-stage trigger to deliver reliable big-bore performance. Its 15-inch free-float M-Lok rail and collapsible stock make it versatile for a range of short- to mid-range applications where controlled handling and heavy-bullet capability matter. With its proven accuracy and purpose-driven feature set, the LAR-15M is a straightforward choice for shooters seeking a robust .458 Socom carbine platform.

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