Field King 4 Gallon Backpack Sprayer: D.B. Smith's Simplified and Refined Solution
Category: Backpack

A Look Inside
Safety Features
Our internal no leak pump design ensures safer use. Chemicals will not drip down your back, providing peace of mind.
High Pressure Delivery
The internal piston pump delivers up to 150 PSI, ensuring powerful performance.
Durable Construction
Built with a 21-inch poly wand and high-quality Viton seals. Perfect for wet table powders and liquids in all applications.
Versatile Applications
Our product works as both a piston and diaphragm backpack, making it suitable for various uses.
Premium Quality Components
Equipped with a lockable shut-off featuring brass components and an in-line filter for durability and efficiency.
Easy Maintenance
The easy access pump allows quick seal changes, typically in just minutes, with no tools required.
Diverse Nozzles
Comes with 6 nozzles: adjustable brass, high volume wide fan (brown), low volume wide fan (red), low volume narrow fan (yellow), jet stream (orange), and foaming (black). Also compatible with TeeJet nozzles.
Why Choose This Product?
- Safety: No leaks, no dripping.
- Power: 150 PSI for robust performance.
- Durability: High-quality materials for long-lasting use.
- Versatility: Suitable for all applications.
- Ease of Use: Quick seal changes, no tools needed.
- Flexibility: Multiple nozzles for various tasks.