Only valid for active forum users. Active means at least 30 postings within the last 30 days (no spam postings). This will automatically being checked at www.starbike.com shopping basket so make sure that you are logged in at the WW board! If there does not appear a WW discount position when you check out you do not have enough postings!
Generally companies release the geometry drawings on their website for the specific model. Is there a specific bike you would like to base it on? Good luck with the project, sounds fun!