TF Splitboard
Voile
Voile bindings appear to be the most complete
http://splitboard.com/index.php/shop/bindings/voile
http://splitboard.com/index.php/shop/bindings/parts
Making a split board
binding hardware
http://www.voile.com/voile-splitboard-hardware/voile-split-kit-diy.html
binding
http://www.youtube.com/watch?v=GXHnqrSOsIE
http://www.youtube.com/watch?v=C-cA7ZIYx2M
Reviews
http://explore-mag.com/2092/gear/the-top-4-splitboards-of-20112012