• ST-4 Single Product / 4 Ton Plastic Hopper Fertilizer System
• Hopper screen assembly
• Hydraulic Circuits (8-20 Outlet)

Scales & Control Packages

• John Deere Rate Controller 2000/RCM RATE CONTROL READY - Includes compatible bin level sensor and adapter harness (ECU NOT included)
• ISOBUS CONTROLS FOR SINGLE BIN ST/FERTI-GO - Includes ECU, implement harness bin level sensor (Display NOT included)
• DIGISTAR SCALE KIT (1 GT400 CAB READOUT)
• DIGISTAR SCALE-LINK SCALE KIT (FOR ISOBUS DISPLAYS)
• DIGISTAR SCALE-LINK SCALE KIT (FOR DEERE CANBUS)
• GPS PUCK FOR HYD DRIVE GROUND SPEED SENSING
• May be required for some 3rd party displays including aftermarket installations of JD 2630's.

FOOT PEDAL FOR MUELLER CONTROLLER
Used for manual engage/disengage of sections where cab display restricts use of automatic section control.

Heavy Harrow Air Kits

• 100' Harrow Bar Air Kit
• 120' Harrow Bar Air Kit

Mounting Options

• Degelman Harrow

4-Section hydraulic variable rate metering including:

• Plastic pegged meter rollers
• Shut off slide gates
• 4 GPM PWM valve
• Meter encoder, fan speed and bin level sensors
• Main controller harness (adaptor harness may be required to plug into 3rd parts ECU)

High Output Option (included in 24 outlet manifold/venturi kit)

• **Single fan 20 & 24 outlet venturi kits for ST-4 only.
• Recommended for rates exceeding 450 lbs/acre on 16-rows @ 6 mph
• Increases rate capability to 700 lbs/acreon 16-rows @ 6 mph
• NOTE: Requires an additional 17 gpm @ 2800 psi (see chart). These kits are intended for low rate typically associated with ganular herbicide application. These are NOT compatible with fertilizer application rates.

Meter Options

• Low Rate Pegged Meter Rollers (requires 4)

Air Diffuser Kits

• Air diffuser kit comes with diffusers, hose clamps, drop hose to knife( please specify 1½" or 1¼" outlets on order.