We replaced the plastic cores of models C and D with metal materials, and changed the color for easy identification
Hose Connector Quick Connect Coupler Adapter M22 x 14mm for Nilfisk Pressure Washer
Feature:
1. Made of high-quality materials, durable and practical;
2. You can remove the rust on the metal;
3. You can also use it to clean dirt or stubborn stains;
4. Choose the right adapter for your high-pressure washer.
Specification:
Material: Plastic + Aluminum
Colour: Black
Size: M22-14mm
Applicable: for Nilfisk 
Note:
There may be slight size deviations due to manual measurement, different measuring methods and tools.
The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.
 C:For Nilfisk/BOSCH   (Metal)
D:For Nilfisk/BOSCH   (plastic)
E:For PARKSIDE/LAVOR   (Metal)