Check the listing for details. Ruger 10/22 Compatible Single Shot Bolt Block Accessory 1022 Bolt Barrel. Condition: New. Listed at 10.95 USD. Compare our massive magnets to the other guys!! Magnetic Bolt Block!We clearly make the best block!! Only the strongest magnets and the best CNC parts!!2 insanely strong aerospace magnets design for amazing holding power!!We out sell everyone 12 to 1!Over 600 sold!USA Made!!We make everything we sell! These are not made by Ruger but are compatible with the Ruger 10/22 Sporting Rifle!! Got a Ruger 10/22 rifle? Need to make that CAN even quieter? Teaching a new shooter the right safe way to make every shot count? This one piece CNC machined magnetic bolt block turns your semi auto into a single shot. Install and removes in less than a second!! Make shooting with a can even quieter. Awesome for training young hunters. Teach them about gun safety while safely handing the rifle one shot at a time! What you see in picture 2 is what’s included. Rifle or anything else is of course, not included.