MURRAY ROTARY CUTTER BLADE FOR ROTARY MACHINE FOR MODELS 40502X50 , 40510X50 , 40564X51 , 40900X20 C MODEL - TECHNICAL SPECIFICATIONS LENGTH 517 mm CENTRAL BORE 22 mm EXTERNAL BORE - mm INTERAXIS OF CENTRAL HOLES - mm CODE: 13270345 ORIGINAL CODE 092002E701MA , 092002E701 SR