KAWAJUN Door Catcher AC-774 Part Number: AC-774-XN Color: Satin Nickel New, Unused Price: 3,600 yen Material: Zinc Die Cast Finish: Satin Nickel Notes: Directly attached to the flooring. Cannot be used on doors with four-sided frames. External screw type. Supports gaps between the floor and the underside of the door of 10-20mm. * Includes resin plugs for concrete. * Carpet base sold separately: AC-775 (related product) Discounts available for multiple purchases. Please feel free to comment.