Standard 1.6" Drain Opening: Fits 1.9"-1.9" sink holes. MAX. Sink thickness: 5 cm. Ideal for any sink without an overflow. Types of materials: pop-up drain plug, drain flange, brass threaded pipe, stainless steel tailpiece. All metal construction for maximum durability. State-of-the-art finish resists corrosion and rust. Easy to use: spring-loaded push button requires no lift rod. Simply push the drain plug down to close and close, push again to open and drain the water. You can twist the top cap counter-clockwise to unscrew and remove. Easy to install, no leaks: All gaskets, seals and brass mounting nuts are included. Please make sure the seals are in the correct position (please refer to product images or instructions) to avoid leaks. Dimensions: Overall length from top of pop-up cup to end of the tailpiece: 21.5 cm. Upper diameter: 6.6 cm. Tailpiece Fitting Diameter: 3.2cm. Size:Big Popup Cap | Color:Black Features: Cap Material: Brass. Tailpiece Material: Stainless Steel. Finish: Matte Black . Overflow: no. Type of drain: spring loaded. Total height (unfolded): 215 mm. Diameter at top: 66mm. Size of sink hole required: 41-50mm. Maximum load: Sink thickness: 50mm. Diameter of the tailpiece: 32 mm. Product weight: 303 g. Contents: 1 Pop Up drain plug. getveryrich