- MANUFACTURER: Ruger
- FAMILY: AR-556 Rifle Series
- MODEL: AR-556 MPR
- TYPE: Rifle
- ACTION: Semi-Auto
- CALIBER/GAUGE: 350 Legend
- FINISH: Hard Coat Anodized
- FINISH TYPE: Black
- STOCK: Collapsible / Folding Stock
- STOCK/GRIPS: Six-Position Telescoping
- BARREL: 16.38″
- OVERALL LENGTH: 33.38″ – 36.63″
- RATE-OF-TWIST: 1-in-16
- CAPACITY: 5 + 1
- # OF MAGAZINES: 1
- MAG DESCRIPTION: 5 rd.
- SIGHTS: None
- SIGHT TYPE: None
- THREAD PATTERN: 1/2×28
- SPECIAL FEATURE: Threaded Barrel
- WEIGHT: 6.6 lbs.
- SHIPPING WEIGHT: 8.8 lbs.
- ADDL INFO: 15″ MAGPUL M-LOK Handguard
- ADDL INFO: Elite 452 2-Stage Trigger
- ADDL INFO: Ruger Radial Port Muzzle Brake
- MFG MODEL NO: 8532
- UPC: 736676085323