Caliber: 17 HMR – Stock: Black Laminate – Capacity: 9 – Overall Length: 37 – Barrel Length: 18 – Sights: None -Scope Base Installed – Thread Pattern: 1/2-28 – Length of Pull: 13.75 – Weight: 6.8 lb. – Material: Alloy Steel – Finish: Satin Blued – Twist: 1:9 RH – Grooves: 6 – Features detachable flush-mounted JMX-1 9-round rotary magazine – Easy-to-use 10/22®-style extended magazine release provides smooth no-fuss removal of flush-mounted magazine. – Patent-pending Power Bedding® integral bedding block system positively locates the receiver and free-floats the barrel for outstanding accuracy. – Ruger Marksman Adjustable™ trigger offers a crisp release with a pull weight that is user adjustable between 3 and 5 pounds allowing shooters to make that perfect shot. – Features a visible accessible and easy-to-actuate tang safety that provides instant security. – Cold hammer-forged 0.860 target barrel for exceptional accuracy longevity and easy cleaning. Factory-installed knurled thread protector protects the crown. – A 60° bolt provides ample scope clearance and the easy-to-use receiver-mounted bolt release allows the bolt to be readily removed without requiring a pull of the trigger a unique safety feature among rimfire bolt-action rifles. – Factory-installed one-piece Picatinny aluminum scope rail. – Black laminate stock features an Alexander Henry forend in addition to sling swivels front and rear to help you steady your aim whether shooting off of sticks a bipod or sling. Rubber buttpad anchors the rifle at the rear.