Check out the video below to see how the Jackass Sawhorse works. It will give you step by step instructions on how to assemble your Jackass Sawhorse. All It takes is 1-1/3 (1.3) 4’X8’X3/4″ sub-floor grade material to build one complete set. Fully built sets are available upon request. Please Contact jackasssawhorse@charter.net