Floor stopper for Super Wagon. When using the optional floor stopper, please use with freely 2 and fixed 2 caster positions. Compatible sizes: D19.7 inches (500 mm) (φ3.0 inches (75 mm)); Patent registration: Patent pending; Product is delivered on the car. Please be aware that we cannot deliver this product on Saturdays, Sundays and public holidays. ● Comes with direct manufacturer shipping, and payment will only be accepted. ●Please be aware that shipment to remote islands and Okinawa may be a separate estimation (delivery may not be available).