Mosmatic ProX Relax Action Pressure Washer Gun with Inbuilt Swivel

The Mosmatic ProX Premium HP Gun is the new replacement for Detailing Shed's Mosmatic Premium Gun with Stainless Live Swivel. Featuring a Relax Action trigger and an inbuilt swivel, it brings these two features together in a pressure washer gun for your car washing and detailing setup.

Whether you're refreshing your wash equipment or replacing your existing Mosmatic gun, choose the fitting option that matches your pressure washer hose connection. Check the connection itself as well as your washer model before ordering.

Key features

Mosmatic ProX Premium HP Gun: the new model replacing our previous Mosmatic Premium Gun listing.
Relax Action trigger: Mosmatic's Relax Action trigger design.
Inbuilt swivel: a swivelling connection incorporated into the gun.
Base gun connections: G3/8" female inlet and G1/4" female outlet, before adapters or fittings are added.
Choice of fitting options: select the configuration suited to your hose connection.

Select your fitting option

With Mosmatic 3/8" Plug
With Karcher K2-K7 fitting
With Gerni/Stihl/Nilfisk/BigBoi fitting

Compatibility: pressure washer hose connections can vary between models. If you're unsure which option you need, contact Detailing Shed with your washer model and a photo of your hose connection before purchasing.

Mosmatic Premium Gun HP "ProX" "Relax Action inbuilt Swiveling" 2026 Version