Century Arms CA-3 7.62x51 NATO Rifle 18" Barrel
Semi-automatic rifle blending original military surplus G3 parts with new American-made components. Chambered in 7.62x51 NATO with 18-inch threaded barrel, roller-delayed blowback system, and classic battle rifle ergonomics. Includes 20-round magazine.
A Modern Take on a Classic Battle Rifle
The Century Arms CA-3 represents a thoughtful marriage of military heritage and modern manufacturing. This rifle takes the proven G3 platform—one of the most successful battle rifles in history—and rebuilds it with a blend of original surplus components and new American-made parts.
What You Get
Original Surplus Components:
- Fixed synthetic stock and forend
- Adjustable front sight and rotary aperture rear sight
- Trigger group (modified for semi-automatic compliance)
- Bolt and bolt carrier
New American-Made Parts:
- Stamped steel receiver (claw mount compatible for optics)
- Chromoly 4150 steel barrel
- Hammer and sear
- Charging handle
- Birdcage-style flash hider
Performance Specifications
- Caliber: 7.62x51 NATO (.308 Winchester)
- Barrel Length: 18 inches with 1:10 right-hand twist
- Muzzle Device: Threaded 5/8x24 with birdcage flash hider
- System: Roller-delayed blowback
- Capacity: 20-round magazine
- Weight: 9.5 pounds
- Overall Length: 40.5 inches
Why This Rifle Matters
The roller-delayed blowback system is renowned for its reliability and smooth operation. The CA-3 delivers the accuracy and dependability that made the G3 a favorite of military forces worldwide. Whether you're a collector seeking a piece of firearms history or a shooter who appreciates proven mechanical design, this rifle offers both nostalgia and genuine performance.
The 18-inch barrel strikes a balance between velocity and handling, while the threaded muzzle allows for suppressors or other muzzle devices. The stamped receiver accepts standard optic mounts, making it easy to modernize while respecting the rifle's classic lines.
Features
- model: century ca-3 rifle
- caliber: 7.62x51mm (.308 win)
- barrel length: 18 inches
- capacity: 20 rounds
- action: semi-automatic
- stock: synthetic
- finish: distressed, black
- features original h&k g3 parts
- includes the classic g3 roller delayed blowback action
- manufactured by century arms, receivers rebuilt with ptr industries
- original battle-worn parts from portuguese army service
- roller-delayed blowback system
- new components by ptr industries: trunnion, barrel, flash hider, stamped receiver, hammer, sear, and charging handle
- weight: 9.5 pounds
- length: 40.5 inches
- height: 8.7 inches
- width: 1.8 inches
- barrel threads: 5/8x24
- muzzle device: birdcage style flash hider
- system: roller-delayed blowback
- receiver: stamped steel (claw mount compatible for optics)
- barrel material: chromoly 4150 steel
