Description Figure ‘8’ descender with wings for create a locking knot. Perfect for belaying the first climber with double ropes. The large central opening allows you to overcome any knots on the ropes. It works on ropes from 9 to 16 mm. Material: Alu alloy (g): 260 Colour: Black Main Dimension (mm): 172 Minimum rope diameter (mm): 9 Maximum rope diameter (mm): 16
