Blade for lawn mower HR194K1 HR1950 A: 470mm B: 21.5mm C: 14mm D: 88mm E: 4mm F: 57mm 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 HONDA Code: R300429 Original code: 72511VA5840 AT