POWER STEERING PUMP FORTSCHRITT ZT 300,303,320,323pump with a shaft on the cone and a wedge, the insert (sleeve with a cutter) fits onto the shaft and then the driverSCREW SPACES FROM THE CENTER TO THE CENTER OF THE HOLE 72 X 97 mmCOLLAR AROUND THE SHAFT 36 mmON MY ANOTHER AUCTION, PUMP WITH SHAFT FOR 6 CUTTERS