Genuine Part no 5.037-185.0 from an authorised Karcher dealer
Your part may also be stamped with 1/1 185
Please click on Karcher / Pressure Washer Part category in our shop for many other Karcher parts
For older style Karcher Pressure Washer Gun on K2, K3, K4, K5 & K7 machines
This part is used to hold the hose into the gun
If you are unsure if this is the correct part for your machine please feel free to ask as many Karcher parts look similar