• DX cogs are splined to fit on cassettes.

    Yes they are. This is it http://www.londonfixiebike.co.uk/dxcog.html

    Dave, it's yours if you need it.

    I'll also bring a new 18t 1/8" Miche sproket (that some of you saw 2 weeks ago) and the tools.

About

Avatar for PaNo @PaNo started