The Ruger AR-556 is a dependable and well-balanced AR-15–style rifle built to deliver consistent performance for range training and recreational shooting. Chambered in 5.56 NATO / .223 Remington, it features a 16.1-inch barrel with a 1:8 twist rate, allowing compatibility with a wide range of bullet weights while maintaining accuracy and reliability.

Constructed with a 7075-T6 aluminum upper and lower receiver, the AR-556 combines durability with a lightweight profile. The rifle is equipped with Ruger Rapid Deploy folding rear sights and an adjustable front sight, providing immediate readiness out of the box. Additional enhancements such as the improved trigger-reach grip, enlarged trigger guard, and lightweight round handguard contribute to comfortable handling and intuitive operation. With a six-position telescoping stock and included Magpul 30-round magazine, the Ruger AR-556 is a versatile platform suitable for shooters of varying preferences.

Key Features

• Manufacturer: Ruger

• Model: AR-556

• Caliber: 5.56 NATO / .223 Remington

• Action: Semi-Automatic

• Barrel Length: 16.1"

• Twist Rate: 1:8 RH

• Capacity: 30 + 1

• Number of Magazines: 1 (Magpul)

• Finish: Black

• Receiver: 7075-T6 Aluminum Upper & Lower

• Stock: 6-position telescoping synthetic stock

• Sights: Adjustable front sight, Ruger Rapid Deploy folding rear sight

• Threaded Barrel: No

• Handguard: Lightweight round handguard

• Safety: Standard AR-style safety