The Powerskip is aimed towards Professional users and therefore it carries a limited warranty only. Please see Powerskip.de Guarantee Page
for full info. Please note by purchasing this product you are agreeing to the warranty terms set out on the manufacturers site and also on the UKGoodDeals.com terms and conditions page.
This means the following parts are excluded and carry NO warranty:
a) the sole ( part 3.4 on the footlever)
b) the springs (eg E720; E640; E580; E520; E460 and any other)
c) the bearing bushes (part 1.11 and 3.5)
Part numbers & pictures can be found here