If you want to have more versatility from your spray rig, here is an easy way to do it. Imagine being able to switch from your broad spray Chemspray gun to your JD-9 gun in seconds. Here is a quick video to show how easy it is to accomplish with our 4J quick change kit. The kit includes everything you need. Your 2 spray guns, quick connectors, ball valves, and additional fittings. This kit is for those looking to install on their 1/2 inch ID spray hose. (Brass Fittings)
