One replacement Troy Bilt Horse Roto Tiller Replacement Belt, code 1128-1. This belt measures 1/2" X 21-3/4" and is a Raw Edge, Laminated, Fiberglass Cord belt to handle the potential heat generated by belt slippage. Belt specifications as follows: Length: 21-3/4"" Width: 1/2" Construction: Raw Edge, Laminated, Fiberglass Cord Made by Rotary Corp a leader in Lawn and Garden Replacement Parts If you are not sure if these will fit your mower just send me an email with your model number and I will be happy to confirm them for you! One day handling and free shipping! We have more lawn and garden items available than we have time to list them. 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: 1128-1 We stock a wide variety of replacement parts for most Lawn and Garden and Agricultural Equipment please contact us if you have any questions or if you would like more information. Your satisfaction is important to me, if you have any questions, concerns or comments please let me know, I will do everything I can to answer your questions, correct your problem and help you out.!