Rental equipment for climbing wall

Rope70 CZK
Climbers60 CZK
Seat harness40 CZK
Carabiner with bucket20 CZK
Carabiner with grigri30 CZK
Magnesium bag30 CZK
OHM brake 40 CZK
Set for a couple300 CZK

And what do you need for climbing on an artificial wall?

2x seat, 2x climbing shoes, 40 m rope, bag with magnesium, belay with carabiner