Reich Kama Caravan Shower Mixer Tap Coupling Lock 4th Rail Kit available here

4th Rail Kit available here

Plastic towball cover with red reflector & AL-KO logo

5 LED bar graph for battery voltage and fresh water levels

So it's commonly available from anywhere you'd expect to buy antifreeze for your car engine radiator

Further info on these models available here

Reich Kama Caravan Shower Mixer Tap Coupling Lock 4th Rail Kit available hereReich Kama Caravan Mixer Tap 33mm Widely used on caravans and motorhomes The Reich Kama Shower features a swivel pull out shower head and 1. 35m of metal hose. * Microswitched * Microswitch Cable length: 600 mm * Max. pressure: 6 bar * 33mm thread * 12mm Push Fit Tails