The Ruger AR-556 MPR (Model 8542) combines Ruger’s reputation for innovation with B5 Systems furniture, offering a versatile and high-performance AR-15 rifle suitable for a variety of shooting applications. Built with quality materials and craftsmanship, this rifle provides exceptional value and reliability, backed by Ruger’s renowned warranty.

Features

  • Manufacturer: Ruger
  • Model: AR-556 MPR (Model 8542)
  • Caliber: 5.56 NATO (also accepts .223 Remington)
  • Action: Semi-automatic
  • Capacity: 30 rounds (comes with one 30-round magazine)
  • Upper/Lower Receivers: Forged from aerospace-grade 7075-T6 aluminum
    • Flattop upper receiver with forward assist, dust cover, and brass deflector
  • Barrel: 16″ 4140 chrome-moly steel barrel
    • Cold hammer forged for durability and accuracy
    • Twist Rate: 1:8″ right hand twist
    • Muzzle Thread: 1/2″-28 TPI
    • Features Ruger Muzzle Brake
  • Gas System: Carbine length
  • Handguard: 13.5″ Free Float M-LOK compatible handguard
    • Allows for easy attachment of M-LOK accessories
  • Trigger: Ruger Elite 452 AR-Trigger
    • 2-stage trigger for precise and controlled shooting
  • Bolt: Machined from 9310 alloy steel
    • Chrome plated bolt carrier and gas key for smooth operation and durability
  • Stock: B5 Bravo Stock
    • Adjustable for length of pull
  • Pistol Grip: B5 Type P23 Pistol Grip
    • Provides ergonomic comfort and control
  • Finish: Type III Hard Coat Anodized Matte Black
    • Provides durability and corrosion resistance
  • Additional Features:
    • Magpul MOE Pistol Grip and MOE SL Collapsible Stock
    • Ruger’s reliable and proven design elements, ensuring consistent performance

Ideal Use

The Ruger AR-556 MPR is ideal for:

  • Tactical applications
  • Target shooting
  • Home defense
  • Law enforcement
Weight 10 lbs
Dimensions 55 × 20 × 10 in
Caliber

5.56

Color/Pattern

Black

Firearm Type

Semi-Auto Rifle

Manufacturer

Ruger

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