I just chance it. My commute is only 1 mile each way and I wear a suit or dress clothes, so I would walk it home or to work in any case. Luckily, 26x 1 3/8 tires are pretty bomb proof.
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Il faut de l'audace, encore de l'audace, toujours de l'audace
1980 3Rensho-- 1975 Raleigh Sprite 3spd
1990s Raleigh M20 MTB--2007 Windsor Hour (track)
1988 Ducati 750 F1