BLADE HUB BLADE HOLDER FOR EFCO LR44TK , LR47TB , LR47TBQ , LR48TB , LR48TH , LR48TAL , LR48TBQ , LR53TBX , LR53THX MODEL - TECHNICAL CHARACTERISTICS SHAFT DIAMETER 22. 2 mm HEIGHT 69 mm INSERTION DEPTH 41 mm PULLEY DIAMETER 54 mm CODE: 13271164 ORIGINAL CODE 66030256R , 66030256 SR