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Standard Shuttle Dual Lane Shuttle Shuttle II
Lane Single Lane Single and Dual Lane Single and Double Lane
Base 21" x 36" 30" x 30" 36" x 36"
Swing 180 degrees 270 degrees 320 degrees
Height 12' 6" 12' 6" 13' 11"
Reach 9' 0" - 13' 0" 9' 0" - 13' 0" 9' 0" - 14' 6"
Stinger 7 ft or 9 ft 7 ft or 9 ft 9 ft

Standard On All Shuttle Probes


Pneumatic Grain Sampling

Pneumatic Grain sampling

Pneumatic Grain Sampling is the simplest, most accurate, and quickest method available for probing grain trucks.


Pneumatic stingers do not damage the grain from opening and closing the sample head doors.


Air flowing through the pneumatic stinger transports the grain sample.


As the grain truck probe is pushed down, the grain forced up inside the tip is caught in the air flow and drawn in to the sample catch box.


The amount of air flowing through the stinger is preset to a standard amount at the factory, but can be field adjusted if required, providing a very accurate and representative sample of the load.

Low Pressure Hydraulics

Our Shuttle Grain Probes can generate 700 lbs. of down pressure, but from experience we have learned that 200 to 300 lbs. of down pressure is more than enough to probe to the bottom of a semi hopper. Our hydraulic system pressure is set to a maximum of 750 psi compared to the 1200 to 1500 psi with other probes.

Free Turning Design

When a truck leaves too soon, the probe stinger is free swinging and the mast assembly will free turn side to side without damaging the turn chain, turn motor, etc. You can go right back to probing trucks. No shear pins or chains and sprockets to repair.

Self-Contained Design

All hydraulic, vacuum, and electrical components are located in the probe base. In addition to having a cleaner design, it helps to protect hoses and wiring from excessive damage and weathering.

Dual Flood Lights

All of our Shuttle Probes come equipped with dual LED lights. They turn with the mast and are more resistant to damage from vibration, wind, hail, snow and ice than conventional floodlights.

Hydraulic Pump Timer

If the probe is not used for five minutes, the hydraulic pump will shut off automatically and restart only when one of the function buttons is pressed (up – down – left – right – in – out).

Signal Buzzer

Loud probe mounted buzzer is normally used to signal drivers when they can leave.

Hydraulic Oil

Provides excellent cold weather operation and eliminates the need for a hydraulic tank heater, for most customers. Food-grade hydraulic oil is an available option.

Ready To Get Started?

Elevate your grain handling with CR Manufacturing's custom-built grain truck probes. Rely on our 40 years of experience, advanced features, and dedicated service for your seamless operations. Let's streamline your grain handling process together.

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