Blade for lawn tractor lawn mower WHITE YARD MACHINE COLUMBIA WIZARD for 46" deck A: 413mm B: 6 points C: 10mm D: 63.5mm E: 3mm F: 65mm A: Diagonal blade length B: Centre hole dia. C: Centre hole dia. D: Centre hole dia. D: Positioning hole dia. E: Blade thickness F: Blade width MTD Code: R302636 Original code: 7420611 9420611 AT