When you need to cover a large area, you need a high-capacity sprayer that is comfortable, powerful, and fuel-efficient. With the SR 430 backpack sprayer, you can check off all those requirements and much more. This gasoline-powered, liquid-only backpack sprayer delivers a large spraying range, reducing the time it takes you to treat large areas. Its high performance pressure pump provides a constant flow of product with no loss of pressure, regardless of the spray angle. While the engine is running, the pump also continuously mixes and agitates the tank contents, delivering a more consistent application of product. The sprayer is also comfortable to wear, featuring an anti-vibration system, soft rubber grips, and optional chest and hip belt accessory to evenly distribute weight. The SR 430 is ideal for farmers, foresters, and pest controllers STIHL Backpack Sprayer 3.7 Gallons 63.3cc Gas-Powered SR 430