Wore out three sets of tires already!
Cycles Sarcus, another unknown enameled badge most likely pre WW2. I thought this may have been Italian given the figure, but not with the "Cycles" wording; maybe another Belgian marque.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.