Ruger AR-556
| Ruger AR-556 | |
|---|---|
Ruger AR-556 | |
| Type | Semi-automatic rifle |
| Place of origin | United States |
| Production history | |
| Designed | 2014 |
| Manufacturer | Sturm, Ruger & Co. |
| Unit cost | $989 MSRP, Standard (2022) |
| Produced | 2014–present |
| Specifications (Standard) | |
| Mass | 2.9 kg (6.5 lb) |
| Length | 819 mm (32.25 in) (collapsed) 902 mm (35.50 in) (extended) |
| Barrel length | 409 mm (16.10 in) |
| Width | 64 mm (2.5 in) |
| Height | 200 mm (8 in) |
| Cartridge | 5.56x45mm/.223 Remington |
| Action | Gas-operated, rotating bolt |
| Feed system | STANAG magazine |
| Sights | Fixed front iron sight, flip-up rear |
The Ruger AR-556 is a semiautomatic AR-15 style rifle manufactured by U.S. firearms company Sturm, Ruger & Co. Introduced in 2014 as an entry-level AR-15 using a direct impingement action, with variants since being released such as the upgraded AR-556 MPR (multi-purpose rifle) in 2017 and the AR-556 pistol in 2019.