Thursday seeking a repetition of that dream of dancing with a solar wind

[VinSumRox]

Wassat?

It's a single freewheel and a wee gear switch that you can fit on a turbo trainer to give you virtual gear changing on Zwift. My Elite turbo has only just had an update to use it. I wanted it because the gears on the old tourer I use on it are really clunky.