The Rock River Arms Light Mountain Rifle is a lightweight modern sporting rifle configured for general sporting and range use. It ships with a synthetic black stock, an oversize winter trigger guard and a chrome-moly lightweight barrel for reduced weight. The package includes one magazine and an RRA hard case for transport and storage.
Key Specifications
- The caliber is .223 Remington / 5.56 NATO.
- The barrel measures 16 inches.
- The rate of twist is 1:9″.
- The magazine capacity is 20 rounds.
- The action is Semi-Auto.
- The weight is 6.2 lbs empty.
- The stock is a 6-position car stock with synthetic black furniture.
- The overall length is 32.5 inches.
- The metal finish is colored (black).
- Included with the rifle is one magazine and an RRA hard case.
This Light Mountain configuration balances portability and practical features for recreational and field-oriented shooters. It incorporates a lightweight aluminum handguard, Hogue rubber grip, A2 flash hider and an oversize winter trigger guard to support handling in varied conditions. Note: this item has sales and shipping restrictions—no direct ship to California, Rhode Island, or Washington; no sale to Illinois (PICA) or Oregon.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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