Puller hook for lower part of clip on sliding/pop-up roof trim - WF58.50-P-7720-03A

All models 

1. Fabricate puller hook using welding wire Ø (2 mm dia.)
   NOTE: Fabricate puller hook (arrow), so that it passes through opening at bottom of clip.
   Fig 1: Identifying Puller Hook Using Welding Wire (2 mm Dia)

   Courtesy of MERCEDES-BENZ USA