1、THREADED AND ADJUSTING HEIGHT: This drain tube kit is G1?1/4 inch slip inlet with 72 to 7.87 inch adjusting height to fit your sink. 2、UNIVERSAL BRASS ROUND DRAIN: This sink drain tubing kit is universal brass round drain. Kit includes all drain parts needed to install or replace sink piping, drains, and sinks. 3、GOOD WATER SEALING PERFORMANCE: The drain has multiple protection with three built in tight rings to ensure odor and leakage prevention when adjusting the height of the extension pipe. 4、BRASS AND ZINC ALLOY: The drain tube is made of brass, zinc alloy and multi plated surface to resist scratches, corrosion, easy to maintain, disassemble and clean. 5、EASY INSTALLATION: This sink drain tubing kit is no special tools required, very easy to install and novice friendly. Suitable for home, such as kitchen and bathroom.