Designed for long falls with high fall factors. These types of falls usually occur within the first two or three protection placements that are run out. Ice climbing is a good example where the Zipper is exceptionally effetive when used on the first few placements. The Zipper can effectively reduce peak loads by 6 to 8 kN in any climbing system!

- Activation > 2kN
- Reduces system peak loading 4 to 8 kN
- Runner strength 24kN