SDI's three wheel Walking Spray Booms are designed for improved maneuverability and quick and easy assembly. These units feature a Stainless steel "wet" boom with the pressure gauge connected directly for accurate calibration. Our 6.5' boom includes 8 drip-free diaphragm check nozzles on 10" centers and a trigger style On/Off control with lock. The 10' walking boom folds in 3 sections and has 12 nozzles on 10" centers. The three wheel design is constructed with 12" pneumatic tires for uniform spray height, straight line stability and ease of control for accurate chemical application and lessened operator fatigue. The SDI Walking Spray Boom is available with optional speedometer to increase the accuracy of your application. A carrier bracket is available for easy and convenient storage on your sprayer and will fit on any SDI "Optimum" spray boom.