BLADE HOLDER HUB FOR MOWER MOWER TAG MTD : 46SPB , 46SPO , 48SPB , 53SPB , 53SPO , 511.GLS46A , 511. GLS53A , BL5053 , BL6053 , CC42SPO , CC46 , CC48SPO , CC53SPB , GL46SPO , MTD42S , MTD46S , MTD53BS , OPTIMA42SPB , OPTIMA53SPB , SMART42SPO , SP46B , SP40O , SMART53SPO , SP46B , SP46O , SPO53M , YM6019SPBE , YM5221SPBHW WOLF : AMBITION 40A , AMBITION46AB , AMBITION48A , AMBITION 53A , AMBITION420AHW , AMBITION 460 AHW , BLUE POWER 40 A , EXPERT 42 BA , EXPERT 46 BA , EXPERT 53 BA , EXPERT 420 A , SELECT 4600 A , SELECT 5300 A MODEL - TECHNICAL SPECIFICATIONS OUTER DIAMETER 22. 2 mm SHAFT DIAMETER 80 mm HEIGHT 60 mm INSERTION DEPTH 60 mm CODE: 13286717 ORIGINAL CODE 687-05229 , 687-02555 SR