The PETZL Spirit Is A Versatile And Light Snapper Not Ronalized. The PETZL Spirit has long been one of the most used snapbacks in sports climbing and multiple launches thanks to its reliability and weight. A flat surface was obtained on the door, so that you can always quickly open it. Thanks to the curved door, the rope can be stabilized and hooked efficiently. Keylock System: Spirt Muskian De PETZL is equipped with a keylock system to prevent unwanted engagement of the carabiner during handling. This prevents the dation from being attracted into another material.