One Don Dye Idler Pulley code 32F1-92-17. This idler pulley is a flat flanged idler and has a 5-3/4" outside diameter, a 5' hub face diameter, a 2-1/2" overall width and 2" hub width, the center bore for mounting is 17mm. These idler pulleys have a17mm bore, check your dimensions before ordering We sell replacement blades, belts, wheels and more for most brands of finish mowers. If you don't see the parts you need listed please contact us we would love to earn your business. We are listing new items frequently so please check our store often. Part Numbers: 32F1-92-17 We stock a wide variety of replacement parts for Agricultural Equipment please contact us if you have any questions or if you would like more information.