Rock River Arms | CAR A4 Upper | .350 Legend | 16″ | 10rd

The Rock River Arms Complete CAR A4 upper is built for shooters seeking a ready-to-install AR-15 upper chambered in .350 Legend. It uses a 16″ chrome-moly barrel with a 1/16″ twist and ships as a full assembly including a bolt carrier group, charging handle, and a 10-round magazine. The 13″ M-LOK compatible free-float rail and RRA Operator Brake provide modularity for optics and accessories while maintaining a familiar carbine profile.

Product Specifications

• The caliber is .350 Legend as supplied by the manufacturer.
• The barrel length is 16″ for a carbine-style profile.
• The barrel material and construction are listed as chrome moly with a 1/16″ twist.
• The rail is a 13″ M-LOK compatible lightweight free-float design for mounting accessories.
• The muzzle device is a RRA Operator Brake with 1/2-36 threading.
• This is a complete upper that includes a bolt carrier group and charging handle assembly.
• The package includes a 10-round magazine as stated by the manufacturer.
• The capacity is listed as 10 rounds for the included magazine.
• The upper is designed to fit AR-15 platform lowers.
• The model designation provided is Tactical Carbine.
• The product type is listed as a Upper and the subcategory is Complete Upper Receivers.
• The finish is specified as anodized with a black color.
• Accessories included are listed as 1 Magazine in the product attributes.
• The manufacturer is Rock River Arms as supplied in the product data.
• UPC: 842834124589.

This complete RRA CAR A4 upper provides a factory-built option for builders and shooters who want a drop-in upper assembly in .350 Legend. Its combination of a 16″ chrome-moly barrel, M-LOK free-float rail, and included bolt carrier group and charging handle makes it suitable for hunting where straight-walled cartridges are permitted and for precision or recreational range use. The included 10-round magazine keeps the package compliant with common magazine restrictions.