Group 3

German standard, 4-hole (102x145) with tapered shaft

European standard, 4-hole (114.3x149.4) with tapered shaft

European standard, 4-hole (98x128) with tapered shaft

SAE-B flange, 2-hole (146) with splined shaft 13Z

SAE-B flange, 2-hole (146) with tapered shaft