Qiankun Collar nut Rider plate Thrust washer FIT STIHL FS120 FS200 FS250 BRUSH CUTTER Quality Aftermarket parts, Non-original and Brand New 1PC Collar nut M10x1 l/h thread+1PC Rider plate+1PC Thrust washer+1PC Thrust plate Guard washer, SAME AS SHOWN IN THE PICTURE FITS:STIHL FS120 FS200 FS250 RELACE #:4126 642 7600, 4126 713 3100, 4130 713 1600, 4137 710 3800, 4112 717 2801