Replacement coupler a with KA Parts tool to help the removal of your old coupler. for KitchenAid Stand Blender models starting KSB52, 5KSB52, 5KSB5B, 5KSB5E
Two replacement black rubber couplers (AKA clutch or coupling) for a Kitchenaid KSB5 / KSB52 blender with a KAParts spanner tool to help with the removal of your old coupler and a new replacement gask