thanks for the interest, as an ex TLI official will chat with John bethal about this and post later,
re rules
horizontal frames only with round tubes on top down and seat, can be steel - alloy Alans = carbon - Alan TVT -- titanium Speedwell.
gear levers on downtube or handlebar ends no combined ones
alloy wheel rims min 28 holes
8 speed max rear gear
alloy bars , stem and seat post
tubs or clincher tyres
free choice on pedals
we have a nice charity ride on anglesey in june run by the local Lions club would be a lovely event for a classic bike ride
distance is either 25 or 55 miles