This manufacturer sourced part is designed for use with Homelite and Ryobi handheld lawn and garden equipment. It an identical replacement for a missing or a damaged screw that was installed on a new unit. This is a standard hardware which may have multiple applications, please make sure to refer to the appropriate diagrams of your model ...Read morefor the correct location and application of this component. Keep in mind this high-quality screw is made of durable metal and is sold individually.