- MANUFACTURER: Ruger
- FAMILY: AR-556 Rifle Series
- MODEL: AR-556
- TYPE: Rifle
- ACTION: Semi-Auto
- CALIBER/GAUGE: 223 Rem | 5.56 NATO
- FINISH: Black Hard Coat Anodized
- STOCK: Collapsible / Folding Stock
- STOCK/GRIPS: Six-Position Telescoping
- BARREL: 16.1″
- RATE-OF-TWIST: 1-in-8″
- CAPACITY: 10+1
- SIGHTS: Adjustable Ruger Rapid Deploy
- THREAD PATTERN: 1/2×28
- SPECIAL FEATURE: Threaded Barrel
- WEIGHT: 6.7 lbs.
- SHIPPING WEIGHT: 8.8 lbs.
- ADDL INFO: Flat Top M4 Design
- ADDL INFO: Milled F-Height Gas Block
- ADDL INFO: Heavy Barrel
- MFG MODEL NO: 8511
- UPC: 736676085118