Blade for lawn tractor mower 5320 5325 5370 garden pro A: 527mm B: 35mm C: D: E: 4mm F: 60mm 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 IBEA Code: R302778 Original code: P4050030 AT