Janome zipper foot e cat b no matter the zipper application lapped centered or exposed this foot will not ride on top of the zipper coil its so versatile because you can attach the foot either to the left or right side of the needle for janome top loaders category b for the following janome machines 2522461849006260cxl301dc4100dks30dxl603jp760mc5900qcqxl605txl607xl30xl601 please note this item cannot be cancelled refunded or exchanged