Petzl Shunt is a mechanical safety device designed to be used as a backup during rappelling. It replaces traditional prusik knots, ensuring smooth movement along the rope and automatic locking when released.

Specifications:

• Rope compatibility: single ropes 10–11 mm, double ropes 8–11 mm
• Materials: aluminum, stainless steel
• Weight: 188 g
• Certifications: CE EN 567, UIAA

Main Features:

• Easy to install on the rope
• Smooth clamping surfaces won't damage the rope
• Can be used on single or double ropes
• Functions as a prusik knot replacement, providing reliable locking

Note: Since January 2012, Petzl does not recommend using the Shunt as a backup device in industrial rope access. Alternative devices like the Petzl ASAP are recommended.