By using this platform under the engine

Designed to consistently spray up to 500+ gallons per week

50ft x 1/4in Airless Hose

And with a 35 mm or 60 mm diameter pin

width dependent on your choice of blade length

M407 Spray Gun w/ QC Plug Inlet strl_5-75-in By using this platform underDescription MTM Hydro's M407 Spray gun offers the ultimate in durability and value. This Italian designed gun was developed with an eye on quality that can be seen from it's 'long life' plastic exterior to its high tolerance steel body. This gun is the work horse of the pressure washing industry and is used by many OEMs as a stock spray Gun. This M407 version has a 3 8" plated steel plug installed at the inlet. Specifications 3 8" Plated Steel Plug