The RYOBI Quick-Connect Pressure Washer Pivot Coupler easily adapts to your specific pressure washing needs. It pivots in multiple directions, allowing for 3 different cleaning angles to access hard to reach places. It has a _ in. quick connect, that conveniently attaches to your wand and nozzle. The RYOBI Quick-Connect Pressure Washer Pivot Coupler is compatible with most pressure washers up to 4500 PSI.