This is designed to seamlessly connect to European standard fittings, making it an ideal choice for bathroom sink installations. The features a internal thread, ensuring a secure and leak-proof connection to your basin drain . Whether you're installing a new sink or replacing an old drain , this extension tube for trap provides a reliable solution for your plumbing needs. Features -Color:Silver -Material:Copper, stainless steel -Size:12.00X4.00X3.20cm/4.72X1.57X1.26in -Bottom diameter: 3.2 cm -Inside diameter of connection thread: 4.0 cm -Compatibility: designed to fit european standard drain pipes, this adapter ensures a seamless connection with imported basin drain systems -Material: this adapter is reliable, wear resistant, and built to last, ensuring long term reliability -Versatility: the upper end fits external threaded drain pipes, while the lower end connects to various drain pipes -Ease of use: simple and practical, this adapter solves the common problem of connecting drain pipes without the need for complex tools -Application: ideal for use in bathrooms and kitchens, this adapter is suitable for connecting basin and sink drain systems to standard plumbing Package list: 2 x drain connecting pipe