Spinning a bike on the stand...

[Digby]

Will this...

http://www.youtube.com/watch?v=Eu-aLE8WhEo&fea...

or this..

http://www.youtube.com/watch?v=56pcpg3KBfw&fea...

...mess up the stand after a while? I was thinking of getting one of those mini turntables and a centre stand, but I
came across those links and wondered if anyone else does this and if so, will the stand take it?

[Digby]

Ta chaps, I won't bother with that then!