The cocking handle (also known as charging handle or bolt handle) is a device on a firearm which, when operated, results in the hammer or striker being cocked or moved to the ready position. It allows the operator to pull the bolt to the rear, facilitating any number of the following: These devices vary significantly between firearms but may occur in the form of a small protrusion or hook from the side of the bolt, a pumped slide or lever. The slide in a pistol performs similar actions as a cocking handle.