VW gear shift knob for Golf 4 IV MK4, GTI R32, Bora, Jetta, 5-speed, black frame, gear shift boot 1999-2004, 23 mm (6-speed B)

Unblocking a bathroom sink is a straightforward process. Most of the time, you just need to clean out the basin waste. However, sometimes the waste pipe itself can get clogged. In this case, you'll usually have to use a chemical drain unblocker. Read on for our step-by-step guide to unblocking a basin.