Set up a bike in York-area

[Arch]

That must have had a serious flaw in it, surely, if you were hand tightening it...

 

[spandex]

Maybe so but he got the bike in a box so there is no warranty.

 

[HLaB]

Right. So, Coffee, cakes and.....

... I need to get a new one of these seat-post-tightening-thingummyjiggys, as I've just overtightened and broken mine Any suggestions as to where?

I done something similar tightening the face plate of a stem

 

[rednax86]

That must have had a serious flaw in it, surely, if you were hand tightening it...

Hand tightening with a ratchet spanner. Couldn't believe how quickly it cracked. Oh well, more robust one now purchased.

Spandex, I'll be in touch shortly to sort out what you offered