Petzl D020BA00 Self-Braking Descender Red 12.5-13mm Rope Comp. Anti-Panic FunctionThe ID L self braking descender is primarily designed for rescue. It has an ergonomic handle that allows comfortable descent control. The integrated anti panic function and anti error catch reduce the risk of an accident due to user error. The AUTO LOCK system allows users to position themselves without having to manipulate the handle or tie off the device. Once locked, the rope can be taken up without having to manipulate the handle. The safety gate