Our PETZL® ASCENSION handled rope clamp is primarily designed for rope ascents Simple and efficient to use: Ergonomic molded handle allows a comfortable yet powerful grip Wide opening allows the handle to be easily grasped, even with thick gloves Ergonomic upper part to maximize power when pulling with two handssafety catch is totally integrated into the body of the rope clamp to help prevent snagging Toothed cam with self-cleaning slot optimizes performance under any conditions (frozen or dirty ropes...) Wide lower hole for easy attachment of the carabiners of the PROGRESS lanyard and FOOTAPE and FOOTCORD foot-loops Upper hole for clipping a carabiner around the rope Available in left-or right-handed and in black/yellow or black versions Material(s): aluminum, stainless steel, plastic, rubber, nylon Weight: 165g Rope compatibility: 8-13mm Certification(s): CE EN 567, CE EN 12841 type B, UKCA, EAC, NFPA 2500 Technical Use, XF 494 : FZL-SS-Q10/13