ROTARY BLADE LEFT ROTARY MOWER ROTARY MOWER TOWER MOWER ISEKI FOR MODELS SGX19 , SGX22 , SCMA48M MODEL - TECHNICAL SPECIFICATIONS LENGTH 640 mm CENTRAL BORE 12.5 mm OUTER BORE 8.2 mm MIDDLE HOLE 48 mm CODE: 13271526 ORIGINAL CODE 8663-306-002-00 , 8663-306-002-10 , 8667-306-002-00 , 667-306-002-10 SR