Blade for lawn tractor lawnmower mower A: 552mm B: 10mm C: 8.5x12mm D: 60mm E: 5mm F: 54mm A: diagonal blade length B: centre hole dia. C: centre hole dia. D: centre hole dia. E: blade thickness F: blade width MURRAY Code: R320142 Original Code: 71449E701 672059E701 672735E701 AT