The Race will take place under British Triathlon rules. Rule book can be found here.

Please note the following regarding bicycle specifications.

19.4 Mountain Biking

a.) The minimum tyre diameter is 26 inches and maximum is 29 inches. The minimum cross section is 1.5 inch
b.) Front and rear wheels may have different diameters; 
c.) Studded and/or slick tyres are allowed; 
d.) Competitors are allowed to push or carry the bike over the course; 
e.) Drafting is allowed for same gender race category and also different gender race category competitors. For safety reasons there may be ‘no passing’ zones on the course. Lapped competitors will not be removed from the race; 
f.) Clip-on handlebars are not allowed; 
g.) Traditional road handlebars are forbidden; 
h.) Traditional MTB bar ends are authorized. Ends must be plugged; 
i.) Athletes must bring their own tools and parts and must carry out their own repairs; 
j.) Cyclocross bikes are forbidden unless they comply with the above criteria. 

Open to relays.