))/3623999.json "Ruger AR-556 MPR Semi-Auto Rifle with Proof Research Carbon-Fiber-Wrapped Barrel")
Description
The Ruger® AR-556 MPR Semi-Auto Rifle with Proof Research® Carbon-Fiber-Wrapped Barrel features a Proof Research 18 carbon-fiber-wrapped barrel, bringing serious weight reduction, precision accuracy, and goodooks to this stellar platform. A rif
