small technical video, 44 sec., 2,6 Mb
Position changing of the (special) seat pin on modified Strida QRS system in less than one minute:
Details are here:
[url]quickly removable seat pin / QRS modification DIY]
small technical video, 44 sec., 2,6 Mb
Position changing of the (special) seat pin on modified Strida QRS system in less than one minute:
Details are here:
[url]quickly removable seat pin / QRS modification DIY]