anybody know how thick a beer can is? I'd imagine rather thicker than 0.2 mm (0.2 on each side makes 0.4).
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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"