Petzl Absorbica MGO Tie-Back 183cm LanyardDouble lanyard with integrated intermediate tie back rings, energy absorber, and MGO connectors The ABSORBICA Y TIE BACK MGO is a double lanyard with integrated intermediate tie back rings and compact energy absorber. It is designed for vertical progression on very large structures and when passing intermediate anchor points. It works with users who weigh between 60 and 140 kg. The TIE BACK system allows the user to wrap structures with very large