Kawajun Co. Door Catcher AC-784 Part Number: AC-784-XN Color: Satin Nickel New, Unused Price: 4,100 yen Material: Zinc Die-cast Finish: Satin Nickel Notes: Direct floor mount type. Internal screw type Cannot be used on doors with four-sided frames. The gap between the floor and the underside of the door must be between 10-20mm. * Resin plugs for concrete included Multiple purchases are also possible, so we will prepare the required number.