I just got a head set from superstar components, pleased with it after one ride
http://superstar.tibolts.co.uk/product_ ... cts_id=112I have some flow wheels too from there, very please with them so far - good write up from Dirt mag too.
Talking of headsets here's a budget option headset press on ebay,
http://www.ebay.co.uk/itm/HEADSET-PRESS ... 19ded8e4d1It works ok, but you have to be careful to keep the cups straight at first before you tighten it fully. Good if you just need it very occasionally and much better for the wallet than getting a proper tool for a one off job.