Century Arms RI5601X CA-3 7.62x51mm NATO 18" Threaded Barrel Rifle

The Century Arms RI5601X CA-3 delivers reliable semi-automatic performance in the proven 7.62x51mm NATO cartridge. This battle-tested platform combines robust steel construction with practical features for serious shooters who demand consistent accuracy and dependable function.

What Makes This Different

Built on a steel receiver foundation, the RI5601X features an 18-inch threaded barrel that provides optimal ballistic performance while maintaining maneuverability. The threaded muzzle accepts standard 5/8x24 muzzle devices, allowing customization for specific shooting applications. The fixed synthetic stock configuration ensures consistent cheek weld and length of pull for repeatable accuracy.

Key Features

• Steel receiver construction provides durability and maintains zero under heavy use
• 18-inch threaded barrel (5/8x24 threads) optimized for 7.62x51mm NATO ballistics
• 20-round detachable magazine capacity with reliable feeding geometry
• Fixed synthetic stock eliminates moving parts while ensuring consistent positioning
• Black charging handle with ergonomic design for smooth cycling
• Matte black finish resists corrosion and reduces glare
• Compatible with standard NATO 7.62x51mm and .308 Winchester ammunition

The 18-inch barrel length strikes an effective balance between velocity retention and handling characteristics, making this rifle suitable for precision shooting applications and tactical scenarios. The steel receiver maintains structural integrity under sustained fire schedules while providing a stable platform for optics mounting. Weather-resistant synthetic components perform consistently across temperature extremes.

Technical Specs

• Caliber: 7.62x51mm NATO/.308 Winchester
• Barrel Length: 18 inches with 5/8x24 threading
• Magazine Capacity: 20+1 rounds
• Receiver Material: Steel construction
• Stock: Fixed synthetic in black finish
• Overall Finish: Matte black coating
• Action Type: Semi-automatic
• Charging Handle: Black steel

The RI5601X represents proven engineering in a practical package that prioritizes function over unnecessary features. This rifle configuration has earned its reputation through consistent performance in demanding environments where reliability cannot be compromised.