Originally Posted by
mtnbud
They're all vertical- nonreplacable dropouts. Spacing ranging from 130 to 135 except for my new mountain bike which has the Trek Boost system. The Bob skewer would work with my Specialized and the Klein. I wasn't planning on it, but another fun project might be to build it like an Extrawheel.
i think you can replace the long rod part of the bob skewer with a generic skewer rod......