Gardeing Machine String Trimmer Blade Protective Cover Accessories Kit<br /><br />Specification:<br />Material: metal<br />Size: 80x25mm<br />Application: for Stihl string trimmer<br /><br />Replacement parts number:<br />Thrust washer:4130-713-1600<br />Rider plate: 4126-713-3100<br />Collar nut: 4126-642-7600<br /><br />Package Included:<br />1 x Thrust Washer<br />1 x Rider Plate<br />1 x Collar Nut<br />1 x Screwdriver