It is a pity that there is no plan notation for connection. In Japan, many Karchers are sold, but the one-touch connection specifications are different, and an adapter was required.
There is cost performance, and it is either good or not

none

1 Pack High Pressure Washer Gun Extension Wand, 7pcs Stainless Steel Extend Rod Set With 5 Adjustable Nozzles, 1/4" Quick Connect, 4000psi, 120° Bent Rod With 10 Leak-proof O-rings, Outdoor Cleaning Tool

HengJu

شراء 1 Pack High Pressure Washer Gun Extension Wand, 7pcs Stainless Steel Extend Rod Set With 5 Adjustable Nozzles, 1/4" Quick Connect, 4000psi, 120° Bent Rod With 10 Leak-proof O-rings, Outdoor Cleaning Tool