Blade compatible with lawn mower mowers models: KUBOTA GR KUBOTA ZD KUBOTA ZG Features : Round Central hole Width in mm 18.20 Width in mm 63.50 Length in mm 420.00 Weight in g 1209 Direction of rotation right-rotating Thickness in mm 6.30 Blade version Standard knives Code : 30-889 Reference code : kubota K5575-97530 cz