Use GRILLON in double mode | HOW TO

Podobni Video posnetki:
10 km | Trail des Monts de gy 2019
http://leschauffelasemelle.over-blog.com/tag/trail%20des%20monts%20de%20gy/...
3653 m | Ski de randonnée : Grande Motte
https://alpinisme.over-blog.net/tag/vanoise/Covid 19, les stations fermées, l'oc...
tour des combes | Ski de randonnée au Chasseron jura
http://alpinisme.over-blog.net/tag/jura/...
Chasseron 2019
http://alpinisme.over-blog.net/tag/chasseron/...
Urban trail in Marseille
Sortie trail tourisme à Marseilledu Mucem à notre dame de la garde en passant pa...
Opis:
The Petzl GRILLON is an adjustable lanyard designed for work positioning in conjunction with a separate personal fall arrest system. Keith Luscinski, from the Petzl Technical Institute, explains us how to use of the GRILLON in double mode.