Tactical Solutions Ruger Ambidextrous Bolt Racker may be the solution for you! No more pinched fingers. This bolt racker is for Ruger MK III and 22/45's. It has a nice slim design which keeps in design with the nice profile of the gun. It makes for a smooth motion without any fumbling or bumbling. This bolt racker is made of sturdy polymer that will not have the type of flex you might find in other products of similar design. We can proudly say that this item is made in Boise, Idaho.