General description The Matte Black Freestanding Bathtub Drain Stopper is designed to fit most bathtubs and is compatible with various drain connection kits. Its pop-up mechanism allows for easy operation, making it a practical addition to your bathroom. Technical specifications Pop-up drain cover diameter: 7 cm Height (pop-up opening): 10 cm Height (pop-up opening closed): 9 cm External thread diameter: 4.3 cm Compatible with 3.8 cm drain pipes Compatible with NPSM bathtub drains Durable Material Heavy-duty brass body 304 stainless steel spring for the pop-up mechanism Resistant to deformation for long-lasting use Usage Pop-up design allows for manual operation without bending over Control bathtub drainage and water retention by simply pressing with your toes Leak-proof design sealed with two layers of high-quality rubber gaskets Other information Includes stopper cover, drain body, lifting bolt, and two sealing washers No glue needed for installation; just tighten the nut for an