Affordable, American-made Modern Sporting Rifle with the rugged reliability that you have come to expect from Ruger. AR-556 ® MPR in .450 Bushmaster AR-556 ® MPR

Ruger ® Rapid Deploy folding rear sight provides windage adjustability and pairs with the A2-style, F-height, elevation-adjustable front sight for a solid, reliable aiming system. Made from 7075-T6 hard-coat anodized aluminum forgings, shot-peened and proof-tested 9310 steel bolt, and 8620 steel bolt carrier.

The Ruger ® Elite 452 ® AR-Trigger is a two-stage trigger that offers a smooth, crisp, 4.5 pound trigger pull. It features a full-strength hammer spring for consistent primer ignition and a lightweight hammer that enables a faster lock time for improved accuracy.

Ruger ® Rapid Deploy folding rear sight provides windage adjustability and pairs with the A2-style, F-height, elevation-adjustable front sight for a solid, reliable aiming system. Made from 7075-T6 hard-coat anodized aluminum forgings, shot-peened and proof-tested 9310 steel bolt, and 8620 steel bolt carrier.

Sturm, Ruger & Co., Inc. is one of the nation's leading manufacturers of rugged, reliable firearms for the commercial sporting market. With products made in America, Ruger offers consumers almost 800 variations of more than 40 product lines, across both the Ruger and Marlin brands.

Sturm, Ruger & Co., Inc. is one of the nation's leading manufacturers of rugged, reliable firearms for the commercial sporting market. With products made in America, Ruger offers consumers almost 800 variations of more than 40 product lines, across both the Ruger and Marlin brands.

The barrel and 1/2"-28 Ruger ® flash suppressor have a matte black oxide finish to reduce glare and provide corrosion resistance. Ergonomic pistol grip features an extended trigger reach for more precise trigger control.

Ruger ® Rapid Deploy folding rear sight provides windage adjustability and pairs with the A2-style, F-height, elevation-adjustable front sight for a solid, reliable aiming system. Made from 7075-T6 hard-coat anodized aluminum forgings, shot-peened and proof-tested 9310 steel bolt, and 8620 steel bolt carrier.

The Ruger ® Elite 452 ® AR-Trigger is a two-stage trigger that offers a smooth, crisp, 4.5 pound trigger pull. It features a full-strength hammer spring for consistent primer ignition and a lightweight hammer that enables a faster lock time for improved accuracy.

The Ruger Custom Shop® embodies the pinnacle of style, performance and design, offering a level of refinement and attention to detail that could only be expected from an industry leader like Ruger.