Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Tibloc Ascender by Petzl $54.95 Availability: Translation missing: en.general.icons.icon_check_circle icon Only 4 left! 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Looking for Local Pick-up? Choose a store below. Product Locator by Locally Notify me when back in stock Email address Email me when available Ultra-light and very compact ascender for rope ascents, hauling systems or friction knot replacement in self-rescue situations. TIBLOC has an automatic system that presses the carabiner against the rope to start the braking action on the rope.