ITEM NAME:Washer Plate Maintenance Kit Fit for Stihl FS120 FS200 FS250 String Trimmer Description: For Stihl FS120 FS200 FS250 string trimmers Collar nut M10x1 l/h thread RELACE OEM#: 4126 642 7600, 4126 713 3100, 4130 713 1600, 4137 710 3800 Material: metal Size: approx. 8x 8x 3cm/3.1x 3.1x 1.2inch Package Includes: 1pc Collar nut 1pc Rider plate 1pc Thrust washer 1pc Thrust plate Guard washer Note: Please allow 1-3mm error due to manual measurement, make sure that you do not mind before you.Jewelry Findings |Health & Beauty |Wedding Decoration |Sports and Outdoors |Jewelry & Watches |Clothing, Shoes, Accessories |Other. Collar nut M10x1 l/h thread. 1pc Thrust plate Guard washer. 1pc Thrust washer.