This unit was removed from a working MachineIt is 10.5 to 1 ratio from the large pulley 10.5 revolutions to the output shat.6 1/4 inch OD on the pulley5/8″ input, 1″ output Shafts426 Floor Shelf If listed as PICK UP only, please contact for shipping and payment arrangements prior to purchase. About Us:Sellers on many different venues. Copy and Paste wesellitalldicker-dealhere or dieters-pawnshop-deals into your favorite Search Engine and see all that we have to offer. Our Motto: If its legal we will buy it, sell it or trade it. We are a small Buy-Sell-Trade Shop located in Michigan. Vintage tractor parts, radio control cars and trucks, hand tools, antiques, housewares, business industrial, restaurant equipment, fishing, hunting, archery, model cars, model trains, toys, and much more. Message if you are looking for something special, we might have it and it is not listed yet.