Originally Posted by squeakywheel
Get an old beater at a garage sale. 1980's rigid MTB would be my pick. Make sure it has horizontal dropouts. Take it to the bike store at campus. Pay them to convert it to a single speed with coaster brake. 26 inch (MTB) steel rear wheels with coaster brakes are $30. Buy a good lock. Leave it out in the rain. Don't worry.
Bingo!
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