Provided are SCAD files to generate DXF templates to cut out for your home made kite hydrofoil. I used the Ketos mounting plate dimensions but you can easily modify it to use the dimension provided in the instructions. These plans are based of this post: http://www.seabreeze.com.au/News/Kitesurfing/How-to-make-your-own-Hydrofoil_8649403.aspx The individual claiming authorship goes by 'Phezulu1' on kiteforum.com I did not design nor have I built and tested this item. See here for instructions: http://www.seabreeze.com.au/News/Kitesurfing/How-to-make-your-own-Hydrofoil_8649403.aspx To change the dimensions of the Ketos plate to match the provided instructions, set.... spacing_l = 160; spacing_w = 90; center_offset = 0; Note: I included PDF files so that multiple pages can be printed to make a template but I haven't verify dimensions yet.