I am an authorized HO dealer in the US and deal only with HO products. I work very closely with the factory and have the correct fin numbers and binding placement for you. Length (tips) 6.840 Depth 2.508 Tail .77 Wing 9 Degrees upside down Bindings from tail to heel of front boot 65" - 29" 66.25"- 29.5"  67.5" - 29.75" 68.75 - 30"