Petzl Simple Descender
Petzl Simple Descender, The SIMPLE descender is lightweight, compact, and does not twist the rope during descent.Very easy to use: the rate of descent is controlled by varying the grip on the free end of the ropeDesign makes it good for descending tight passagesSpring clip allows the rope to be inserted without removing the device from the harnessWeight: 240 gRope compatibility: For use with single ropes between 9 and 12 mm in diameter