Petzl ASCENTREE Double-Handled Ascender Rope Clamp (B19WAA) [Discontinued]Petzl ASCENTREE Double Handled Ascender Rope Clamp (B19WAA) Features: This piece of equipment is designed for ascending double ropes in trees using the "footlock" technique or with Pantin foot ascenders. Its ergonomic molded handles allows a comfortable yet powerful grip while its toothed cam with self cleaning slot optimizes performance under any conditions (e. g. frozen or dirty ropes). Catch cam combination is totally integrated into the body of