Genuine Honda Propeller BF9.9 & BF15 58130ZV4703ZB 8 5/8 pitch This will suit all 9.9hp models up to 1999 and any 15hp up 2001, but will not fit any models after these dates, notr the older 10hp (or 100 model) with a blue leg. 9 1/2 x 8 5/8 inch Pitch ~ Standard fitment on the 9.9hp Aluminium 3 blade If you need any help selecting a Prop or understanding the picth sizing please give us a call 01394 451009 Honda propellers are hard wearing designed to compliment your engine and optimise its performance