Assembled ST 510 Soft Wash Guns, Standard and 18" Extended Variants

Assembled ST 510 soft wash gun with the 1/4 quick connect to hold a J-Rod or Nozzle and 1/2" banjo barb. The barb is threaded loose. You will need to add Teflon upon completion of your installation. 

18" Extension is made with hardy PVC with male half-inch pipe threads on both ends

Specifications for ST-510 Polypropylene Soft Wash Gun:

• 18.5 GPM
• 365 PSI Maximum
• 320°F. Maximum
• 1/2” FPT Inlet/Outlet
• Stainless Steel Spring
• Locking Handle
• #18 Orifice

About Expert Power Wash

Expert Power Wash is built and operated by Tim and Kristina — a team passionate about giving
pressure washing professionals the best equipment available. Every skid is hand-built in Oregon City, OR, with a focus on quality, reliability, and ease of use in the field.

Our goal is to source 95% of the parts we use from the USA. We distribute across 24 states, Canada, and overseas — backing every unit with a lifetime warranty and personal customer support. We don't just sell equipment; we help you build a successful business with hands-on training and ongoing guidance

Shipping & Pickup

We recommend in-person pickup in Oregon City, OR — this includes a free 2-hour
hands-on training session so you leave confident operating your skid. Transport
shipping is also available and coordinated directly with you.