STIHL AutoCut® EasySpool™ trimmer heads are easy loading cutting attachments that do not require any disassembly of the head. Made of durable and robust heavy-duty plastic, these trimmer heads are ideal for residential trimming applications. They are compatible with thick lines and feature improved TapAction™ line release while trimming by simply tapping the head on the ground. EasySpool™ allows users to reload the trimmer line easily without disassembling the head, resulting in a fast and hassle-free process. Depending on the model, AutoCut® EasySpool™ trimmer heads are compatible with most straight or curved shaft trimmers.