maybe he can make a new decal (well two of them) and put it reversed on the front rim and forward on the rear rim so both rims have one going each way.
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Bikes: 1996 Eddy Merckx Titanium EX, 1989/90 Colnago Super(issimo?) Piu(?), 1990 Concorde Aquila(hit by car while riding), others in build queue "when I get the time"