MTM Hydro's 14mm X 15mm M22 Twist Seal Plug is meant to convert a 14mm stem to a 15mm stem of a twist seal coupler. This is commonly used when installing MTM Hydro Spray Guns onto a Sunjoe, AR, Ryobi, or Greenworks pressure washers that require a 15mm conversion. 14mm and 15mm refers to the Inner Diameter (ID) of this M22 fitting.
When installing the 15mm side into a 15mm coupler, it will be tight but it will fit!.
This product can expose you to chemicals, including Lead which is known to the state of California to cause cancer or birth defects or other reproductive harm, go to www.p65Warnings.ca.gov for more information.
The products we sell are not intended for use in potable water systems and are only for industrial non-drinking water applications.