PlumbEZ Double Bowl Sink Waste Kit and Half Bowl Trap Kit - Multi-Fit 1.1/2" 40mm Double Bowl P Trap Kit with Washing Machine Waste Splitter, Sink Waste Kit BS EN 247-1:2002 75mm Water Seal

McAlpine Double & 1 1/2 Bowl Sink Kit White 40mm

Mcalpine WM15V Adjustable Sink Trap with 135 Degree Swivel Nozzle with Anti-Syphon (Silentrap)