FLYMO Replacement Blade: 511 90 04-00, 511651703, 531 00 75-80
511900400, 511651703, 531007580
Standard Blade clockwise with a diagonal cutting length 20"
Suitable for 20'' (51 cm) mower.
Blade suitable for e.g. the following device(s):
FLYMO Lawn Mower(s): XL500
HUSQVARNA Lawn Mower(s): GT500, GX560