The Rock River Arms LAR-15 is a semi-automatic AR-pattern pistol chambered in .223 Remington/5.56 NATO with a 10.5-inch barrel. It has a 30+1 round capacity and a black finish. The LAR-15 is built on the AR-15 platform in a pistol configuration. 
 

Key Specifications 

• Brand: Rock River Arms 
• Model: LAR-15 
• Caliber: .223 Remington/5.56 NATO 
• Action: Semi Auto 
• Capacity: 30+1 Rounds 
• Barrel Length: 10.5 inches 
• Color/Finish: Black 
   

Detailed Features 

• Semi-automatic AR-pattern pistol configuration 
• 10.5-inch barrel 
• 30+1 round capacity 
• .223 Remington/5.56 NATO chambering 
• Black finish throughout

Owners of the Rock River Arms LAR-15 pistol frequently comment on the solid construction and consistent reliability. Rock River Arms has a reputation for quality machining, and the LAR-15 pistol generally lives up to that. The .223/5.56 chambering with the 10.5-inch barrel is a common choice for a compact AR-platform build.

The 10.5-inch barrel length makes the LAR-15 pistol maneuverable in tight spaces. Some owners add a pistol brace for a more stable shooting position. Gas system performance at this barrel length draws mixed opinions, with a few noting the need to tune the gas system for suppressor use.

Value-wise, Rock River Arms commands a slight premium over budget AR builders, and most owners feel the quality justifies the cost. The aftermarket for AR-15-pattern parts is vast, so owners have no shortage of upgrade options for triggers, grips, and handguards.