Grigri Climb and Descend
20:06
The Physics of GriGri | When does No-Hands Belay Fail?
6:03
Petzl Ascension Handled Ascender Review
23:42
How I Lead Rope Solo | Gri Gri
13:07
How Tom Randall’s Carabiner Failed—And How You Can Avoid the Same Mistake
31:43
How to build an SRT Knee Ascender for Tree Climbing
13:41
Lead rope solo method, as safe as it gets
14:28
I've never climbed before. How long till I can climb a 6c? (5.11)
16:32