Rock River Arms AR1910 LAR-15M 5.56x45mm NATO 16″ Carbine

About this product

The Rock River Arms AR1910 LAR-15M Assurance-M is a semi-automatic AR-pattern carbine built for accurate, reliable performance in recreational shooting and general-purpose utility roles. It is chambered in 5.56x45mm NATO and features a 16″ CMV lightweight barrel on a carbine-length gas system with a threaded muzzle. The rifle is supplied with an RRA lightweight quad-rail handguard, flip-up sights, RRA 6-position Operator stock and a Hogue-style grip; a carrying case is referenced in the supplied product name.

Key Specifications

• Chambered in 5.56x45mm NATO.
• Action type is Semi-Auto.
• The barrel measures 16″ and is described as a CMV lightweight profile.
• The barrel is threaded and fitted with an A2 flash hider.
• Rate of twist is 1:8″.
• Standard capacity is 30 + 1.
• Overall length is 33″.
• Stock is an RRA 6 Position Operator style with a Hogue grip.
• Trigger is a Two Stage Match unit.
• Weight is approximately 7 lbs.

With a match-grade two-stage trigger, a modular quad-rail platform and proven AR-pattern ergonomics, the Assurance-M offers a balanced blend of control and handling for shooters seeking a durable, accurate carbine for range work and practical applications. Its combination of a lightweight CMV barrel, adjustable stock and familiar controls makes it a versatile option for those who value straightforward performance and solid construction.