This is a genuine replacement part sourced directly from the manufacturer. The push nut is commonly found in yard equipment from MTD and Yard Machines, such as lawn tractors, snow throwers, and tillers. This part is made of metal, and may be found in various locations in the machine, depending on model. Please refer to the parts diagra...Read morem to be sure of ordering the correct part. Be aware that most push nuts are not reusable and will need to be replaced every time they are removed. You may wish to purchase spares of this part.