or a cotic roadrat
I'd be tempted to get a mountain bike in reasonable nick and get some road tyres for it
Not that psyched for drop bars in traffic though.
A local one that is worth watching...could be a bargainhttp://cgi.ebay.co.uk/Hybrid-Race-Bike-white_W0QQitemZ270520583233QQcmdZViewItemQQptZUK_Bikes_GL?hash=item3efc488441#ht_500wt_975
I'll weigh it later