Cutting blade for lawn tractor mower mower RIDER MURRAY side discharge mulching collecting plate 76 cm mechanical and hydrostatic lever action COMPATIBLE TO MODELS WITH MOWER COLLECTION BAG , FOLDED LEVERS Features : Length: 764mm 76 cm Centre hole diameter: 21.5 mm Code : 22-189 Reference code : 45246 55969E701 55969HT 56060 56060E701 56212E701 56246E701 MURRAY BRIGGS STRATTON