TIBLOC Ascender Saddle Harness Combo Adjustable work positioning lanyard with 2239 Adjustable work positioning lanyard with excellent abrasion resistance The GRILLON PLUS lanyard is used to make work positioning systems Hardened Teeth Long Gripping Life Can be used as a rope ascender or a progress capture device in a hauling system Automatic system presses the carabiner against the rope to start the braking action on the rope in any position Ultra light (35 g) and very compact: the ascender can be carried permanently on the harness or in a pack Marking on the ascender is on side that is visible when installed Stainless steel cam with angled teeth and self cleaning slot securely grips the rope even in muddy or icy conditions For rope 8 11 mm The Petzl TIBLOC Ascender is an ultra light and very compact ascender for rope ascents