Darmok Firearms

Rock River Arms OP1500 LAR-15M | 5.56×45 NATO | 16″ Barrel

Your Price: $1,160.00

Rock River Arms OP1500 LAR-15M Operator ETR Carbine chambered in .223 REM/5.56 NATO with a 16″ chrome-lined barrel, 13″ M-LOK handguard, 30+1 capacity, RRA NSP-2 stock, Hogue grip, and carrying case.

The Rock River Arms OP1500 LAR-15M Operator ETR Carbine is a semi-automatic AR-style rifle chambered in .223 REM/5.56 NATO with a 16″ chrome-lined barrel and an optic-ready receiver. It ships with an RRA 6-position NSP-2 carbine stock, a Hogue rubber beavertail grip, an extended charging handle, and a carrying case. The carbine features a lightweight 13″ M-LOK handguard for modular accessory placement. For a versatile close-to-medium-range optic under $1,000, consider the Vortex Strike Eagle 1-6×24 as a direct-fit option for this platform.

Common applications include precision-oriented range training and AR-platform competition or tactical-style matches.

Product Specifications

  • The manufacturer is Rock River Arms.
  • The model is the OP1500 LAR-15M Operator ETR Carbine.
  • The caliber is listed as .223 REM/5.56 NATO.
  • The action is Semi-Auto.
  • The barrel measures 16″ and is chrome lined.
  • The handguard is a 13″ lightweight M-LOK design.
  • The twist rate is 1:9.
  • The trigger is a Two-Stage Match.
  • The stock is an RRA 6-position NSP-2 carbine.
  • The grip is a Hogue rubber beavertail grip.
  • The capacity is 30 + 1.
  • The muzzle device is an A2 flash hider.
  • The sights are optic ready.
  • The weight is approximately 6.40 lbs.
  • The UPC is 842834125876.

Built with familiar AR ergonomics and a focus on modularity, the OP1500 LAR-15M Operator ETR is a straightforward platform for shooters who want a reliable, configurable carbine that accepts a wide range of aftermarket upgrades. The chrome-lined barrel and optic-ready upper simplify long-term use and customization, while the included stock, grip, and case make it convenient to transport and configure for match or range sessions.

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SKU: TSW|148308 Category: Brand:

Product Information

SKU TSW|148308
UPC 842834125876
Manufacturer Rock River Arms
Manufacturer Part Number OP1500
Rate of Twist 1:9"
Action Semi-Auto
Barrel Length 16"
Caliber/Gauge .223 REM/5.56 NATO
Capacity 30 + 1
Safety RRA Star
UPC842834125876
ManufacturerRock River Arms
Manufacturer Part NumberOP1500
Rate of Twist1:9"
ActionSemi-Auto
Barrel Length16"
Caliber/Gauge.223 REM/5.56 NATO
Capacity30 + 1
SafetyRRA Star
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