You do but i don't think Gazelle ever used it.....If you look at the 1st pic...though the decal is partially obscured.....it is a 531 double butted decal...so not to worry.....it is 531 DB.
Yes, plain does exist. The transfer tells the story. Cheap Gazelles like the Tour de l'Avenir or Trophy models were built using 3 tubes plain 531
Yes, plain does exist. The transfer tells the story. Cheap Gazelles like the Tour de l'Avenir or Trophy models were built using 3 tubes plain 531