Petzl Tibloc Ascender Ultra-Light. Specifications for Petzl Tibloc Ascender: Manufacturer: Petzl Condition: New Fabric/Material: Stainless Steel Weight: 1.2 oz Rope Capacity: 8 - 11 mm Features of Petzl Tibloc Ascender Extremely compact and lightweight: an efficient piece of basic equipment Versatile: this rope clamp is easy to use with a locking carabiner for ascending ropes or for setting up hauling systems (progress capture) System presses the carabiner against the rope to guarantee that the rope clamp grips the rope immediately and completely in any position: no risk of rope damage due to the teeth catching partially on the sheath The cam has teeth and a self-cleaning slot to optimize performance under any conditions (rope that is icy muddy...) Package Contents: Petzl Tibloc Ascender Petzl B01B: Tibloc Ascender Ultra-Light