NEW!! Now there is a trick release for your wakeboard tower! Features a swivel mechanism to allow for motion up and down while it turns on your pylon. (Clamp block shown is approx. 1/2" thick- please check to see that you have room for the clamp) NOTE: TO ORDER YOU MUST PROVIDE THE DIAMETER OF YOUR TOWER PYLON/TOW POINT. PLEASE CONTACT US IF YOU HAVE A QUESTION OR DO NOT KNOW HOW TO OBTAIN THE DIAMETER.