Wehrmacht Bicycle Grenade Box (Munitionskasten für Truppenfahrrad). The black metal box is missing the inner-frame. The metal box is somewhat rusty and in clear nice used condition. However the metal is overall good condition and complete with the clips to attach the box onto the bicycle frame. Original Wehrmacht Bicycle Grenade Box (Munitionskasten für Truppenfahrrad). The black metal box is missing the inner-frame that would need some attention.