General description The water filter with filter insert (5.731-050.0) is designed for all Karcher high-pressure cleaners featuring a 3/4 inch water connection. This pack includes three filters that effectively protect the pressure washer pump, thereby extending the life of your equipment. Technical specifications Model: 5.731-050.0 Connection size: 3/4 inch Compatibility and accessories Compatible with all Karcher pressure washers K2-K7 Also fits Lavor, Elitech, and Champion Nifisk pressure washers Installation Unscrew the cap to loosen and clean the filter Reattach the cap to the pump after cleaning Usage Prevents dirt particles from entering the pump Enhances the filtering capacity of your pressure washer