The Grigri Hazard That No One Tells You About!
12:51
Não cometa esse erro fatal na escalada - aprenda com ele!
18:18
DISPOSITIVI PER LA SICURA IN ARRAMPICATA - IL GRIGRI SPIEGATO BENE!
13:46
These Climbing FAILS WHIP HARD!
31:03
Petzl Grigri Comparisons
20:28
Did This DEVICE Just Change the Top Rope Solo GAME?! + GIVEAWAY! (TAZ Lov2)
23:42
How I Lead Rope Solo | Gri Gri
20:07
Is your figure 8 knot going to kill you?
14:17