The Ruger AR-556 MPR 450 Bushmaster 18.63″ 5RD is a versatile, American-made modern sporting rifle that combines rugged reliability with precision engineering, ideal for both hunting and sport shooting enthusiasts.

Features:

  • Magpul MOE Grip and MOE SL Collapsible Buttstock: Enhance comfort and control, adapting to different shooting positions and preferences.
  • Free-Floated Handguard: Maximizes accuracy by allowing the barrel to harmonically vibrate without interference from external forces.
  • 15″ Slim Handguard with M-LOK Slots: Provides ample space for accessory attachment, offering flexibility in customization and ergonomics.
  • Ruger Elite 452 AR-Trigger: A two-stage trigger with a smooth, crisp 4.5-pound pull for enhanced accuracy and consistent performance.
  • Radial Port Muzzle Brake: Significantly reduces felt recoil and muzzle movement, improving shooter comfort and follow-up shot accuracy.
  • Threaded Barrel: Allows for the installation of standard muzzle accessories, catering to individual shooting preferences.
  • Cold Hammer-Forged 4140 Chrome-Moly Steel Barrel: Features ultra-precise 5R rifling and a black nitrided finish for exceptional accuracy, longevity, and easy maintenance.
  • Heavy Barrel Profile with 1:16″ Twist Rate: Maximizes accuracy with a variety of bullet weights suitable for the .450 Bushmaster caliber.
  • Aerospace-Grade 7075-T6 Aluminum Forged Flat Top Upper Receiver: Includes forward assist, dust cover, and brass deflector for enhanced durability and reliability.
  • Type III Hard-Coat Anodized Finish: Provides maximum resistance to wear and corrosion, ensuring long-lasting performance in harsh environments.
  • Chrome-Plated Bolt Carrier and Gas Key: Enhance durability and reliability, particularly under high-temperature conditions.
  • Carbine-Length Gas System: Optimized for .450 Bushmaster ammunition, ensuring reliable cycling and consistent performance.

Specifications:

  • Model: Ruger AR-556 MPR
  • Caliber: 450 Bushmaster
  • Barrel Length: 18.63″
  • Capacity: 5 rounds
  • Trigger: Ruger Elite 452 AR-Trigger, 4.5 lbs
  • Handguard Length: 15″
  • Gas System: Carbine-Length
  • Barrel Material: 4140 Chrome-Moly Steel, Cold Hammer-Forged
  • Twist Rate: 1:16″
  • Receiver Material: 7075-T6 Aluminum
  • Finish: Type III Hard-Coat Anodized
  • Muzzle Brake: Radial Port Design
  • Magazine: One 5-round metal magazine included
Weight 10 lbs
Dimensions 55 × 20 × 10 in
Caliber

450 Bushmaster

Color/Pattern

Black

Firearm Type

Semi-Auto Rifle

Manufacturer

Ruger

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