Standard drain opening of 4.1 cm: Suitable for 4.8 cm 4.8 cm sink holes. Max. Thickness of the sink: 5 cm. Ideal for any sink without overflow. Types of materials: Pop-up drain plug, drain flange, brass threaded pipe, stainless steel cord. Fully metal construction for maximum durability. Resistant corrosion and rust-resistant finish. Easy to use: The spring push button does not require a lifting rod. Simply push the drain plug down to close and close, push again to open and evacuate the water. You can turn the upper cap counterclockwise to unscrew and remove. Easy to install, no leaks: All joints, joints and brass mounting nuts are included. Please make sure that the joints are in the right position (please refer to the product or instructions images) to avoid leaks. Dimensions: Total length of the top of the pop-up cap at the end. From Cordier: 21.5 cm. Upper diameter: 6.6 cm. Diameter of the Cordier connector: 3.2 cm. Size: Big Popup Cap | Color: Black Features: Cap material: brass.