Single shot adapter for the Haenel 33 Jr., 49, 310, Anschutz 250, and similar. This adapter is a solid plastic casting of the factory 6 shot magazine. To use this item, point the gun in a safe direction, cock the gun, put the safety on, turn it upside down, drop a lead shot in the magazine opening, insert the adapter, turn the gun right side up and you are ready to fire. It will not work on the Haenel model 33.