BLADE HOLDER HUB FOR TAG LIAERBA LAWN MOWERS MTD : 6056B , BL4042P , BL4047P , BL4047SP , BL5052SP , BL5045 SPALU , GX45S , HB51RMO , RB46MR , RB52MR , YM4519 , YM5521SPH MODEL - TECHNICAL CHARACTERISTICS OUTER DIAMETER 22. 2 mm SHAFT DIAMETER 78.4 mm HEIGHT 44.2 mm INSERTION DEPTH - mm CODE: 13286646 ORIGINAL CODE CP053274B.22 , CP053274 , CP053274A , CP053273A SR