Christensen Arms MPR Rimfire | .22 WMR | 20″ Barrel

The Christensen Arms MPR Rimfire is a precision-oriented bolt-action rimfire designed around a carbon fiber tension barrel and a lightweight billet aluminum chassis. It pairs a Remington 700-style trigger interface and folding stock for a packable, accurate platform suitable for extended range rimfire work. For optics, a versatile option under $1,000 that complements this rifle is the Vortex Crossfire II 3-9×40, which provides an appropriate magnification range and clear glass for small-game hunting and rimfire precision practice.

Product Specifications

• The UPC is 840290523656.
• The manufacturer is Christensen Arms.
• The model is MPR Rimfire.
• The caliber is .22 Magnum (22 WMR).
• The action type is Bolt Action.
• The barrel length is 20 inches with a threaded muzzle of 1/2 x 28.
• The barrel construction is a carbon fiber tension rimfire, precision lapped, button rifled design.
• The guaranteed twist rate is 1-in-14″.
• The listed capacity is 9 + 1 and it uses a Ruger BX-1 compatible magazine.
• The rifle weight is 6.2 lbs..
• The finish is Desert Brown Cerakote.
• The chassis is a 7075 aluminum billet chassis with an adjustable FFT carbon fiber cheek piece.
• The handguard is FFT carbon fiber with M-LOK and includes multiple QD mount points.
• The trigger is a TriggerTech® (Rem 700 compatible) unit.
• The rifle includes a 0-MOA Picatinny optic rail and an adjustable length of pull from 12.5 to 14.5 inches.

The MPR Rimfire brings modern materials and a precision-first layout to the rimfire category. Its carbon fiber tension barrel and rigid billet chassis are built to deliver repeatable accuracy while the folding stock and light weight make it convenient to carry into varied field situations. This platform is well suited to small-game hunting and precision rimfire competition or target work, offering modularity and compatibility with common Ruger 10/22-style magazines for practical logistics. The rifle’s threaded muzzle, adjustable ergonomics, and Picatinny rail simplify mounting accessories and optics for the mission at hand.

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