Blade for lawn tractor mower mower HT3810 KIT 2 BLADES A: 495mm B: 22mm C: 10 mm D: 88 mm E: 4 mm F: 70/57 mm A: diagonal blade length B: centre hole dia. C: positioning hole dia. D: positioning hole dia. E: blade thickness F: blade width HONDA Code: R303351 Original Code: 72512750305 AT