CSS Worksafe supplies the Petzl Rack Variable Friction Descender With Brake Bars for professional height-safety, access or workplace safety applications.

Description. The design and configuration of the RACK bars make it easy to set up and insert the rope. Compact and lightweight, the device allows the user to adjust the amount of friction during the descent, to adapt to changing conditions.

Allows the friction to be adjusted during the descent according to the weight of the rope: the lower bar is removable and easy to put in place. Distributes friction and heat to help preserve the rope. Does not twist the rope.