Blade for lawn tractor lawn mower GE40 E40 282P B40 A: 397mm B: 32mm C: D: E: 3mm F: 51mm A: Diagonal blade length B: Centre hole dia. C: Centre hole dia. D: Centre hole dia. D: Centre hole dia. E: Blade thickness F: Blade width MTD Code: R302414 Original code: 9420805 7420805 AT