Z-Flex Team rider Rayce Davis built a quarter pipe on a slab of concrete in an Arizona ditch. Then he called a few friends to come and session it with him. Watch Rayce Davis, Jaws, Steven Snyder, Josh Hawkins and Zac Abrams skate the first of many DIY spots Z flex will be building throughout the year. zflex.comCast: Z-Flex SkateboardsTags: rayce davis, rayce, jaws, skate, skateboard, board, arizona, DIY, quarter pipe, josh hawkins, steven snyder, zac abrams, z and zflex