This is a good used Michigan wheel brand stainless steel propeller it has three blades it is a 10 and 1/4x12 pitch the part number is ssm-212-c. It was sent to a propeller shop they checked it and it does have a couple of scratches and very light wear on the leading edges of the blade they did put a brand new propeller hub it is for a 25 horse to 70 horse Mercury. Please look at the pictures closely so you can see exactly what you're getting if you have any questions please ask