Skateboarding online since 1996. Specializing in Hawaii (and slowly expanding) 50-50.com provides original skateboarding content, information and resources. Check out the SkateMap, ChatRoom, Forums, FREE eMail, TV, and more.
Sports, Skateboarding, Ramps and Skate Park Equipment - Skatepark Guide. Resource for designing and building concrete skate parks and portable ramp kit parks.
Sports, Skateboarding, Ramps and Skate Park Equipment - Build a Modular Halfpipe. Provides free instructions on how to build a halfpipe with step by step plans, photos and needed materials.