Maintenance is one reason I'm a big fan of the rear triangle mounted stand. It doesn't get in the way of the pedals when you want to clean/lube the chain like a bb mounted one. If you don't have a repair stand and want to clean the chain on the bike, it's really the only way to go.
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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"