The Aceline TH115-3 trimmer head is used for trimming and edging grass and other vegetation. This model allows for quick and easy replacement of the 3 mm line used to cut vegetation. It features semi-automatic line feeding, simplifying the replacement process. \nThe Aceline TH115-3 head is compatible with various trimmer models. It is made of durable plastic and is capable of withstanding intensive use. The trimmer head allows adjusting the length of the emerging line, making it adaptable to different operating conditions and user requirements.