Rules for bike building

[Corduroyboy]

Thou shalt not mix'n'match purple anodising with red anodising.

Purple'n'Blue: Check
Red'n'Blue: Check
Red'n'Green'n'Gold: Yeh Maan!
Blue'n'Green: Check
Red'n'Gold: Bling!
Green'n'Gold: Karma Chamaeleon!