Kitchen Stainless Steel Washbasin Downpipe Fittings Anti-Odor Downpipe Drain Set 1. 34mm thickened and coarsened pipe diameter, smooth and smooth wall without leaving food waste, ABS engineering plastics, corrosion resistance and aging resistance. 2. Self-closing anti-odor core, see-through detection, timely cleaning, fast drainage, 90-degree large opening and closing drainage, the end of timely closure, anti-odor anti-flying insects 3. Overflow sink connection port, prevent the water basin from overflowing out (square overflow port applies) 4. Stainless steel water drain, effectively filtering residual impurities, preventing foreign objects from clogging the sewer pipe 5. Thickened pipeline design, rapid drainage, to prevent the sewer back odor 6. Integrated stainless steel drain, strong and durable, brushed process, simple installation Warm tips: 1. Before buying, please measure the inner diameter of your sink, stainless steel sink 11cm and 40cm can be installed and used, this product can only be used in stainless steel sinks 2. Before buying, please make sure that the diameter of your sink drain is 85-90mm, otherwise you can't install our drain set products 3. 110mm diameter at the top and 45mm diameter at the bottom of the downcomer, the downcomer is only suitable for sinks with a diameter of 8.5-9mm 4. The opening size of the downpipe: outer diameter 55mm, inner diameter 45mm