Scurry Large Rodent Activity Wheel

Model 80850LS


This extra-large Scurry Voluntary Running Wheel is functionally identical to 80850S with a larger 18-inch (45.72 cm) wheel to accommodate rats and other small animals up to 1 Kg.


This activity wheel is identical to 80850S except for the larger wheel and wheel acceses port designed for larger animals. It is suitable for short term activity measurements as is, or with an optional living chamber for long term circadian studies.

The stainless steel activity wheel measures activity levels accurately and easily. The wheel has a guillotine-style door to restrict movement out of the wheel. A motor drive or variable resistance brake may be added for controlled exercise. An optional living chamber is also available.  Use 86130 stand-alone counter module or 86115 computer-only counter module depending on your application.


  • Stainless Steel Wheel is easily removed for cleaning
  • Polycarbonate side panels for viewing or taping animal performance
  • Wheel operates on virtually friction free Rulon bearings
  • Compatible with all-in-one Model 86115 Scurry Sensor/Counter
  • Optional Living Chamber, Model 80852L
  • Optional Motor Drive, Model 80851B
  • Optional Resistance Brake, Model 86125
  • Optional items sold separately


  • Overall Dimensions: 19.81” x 20.45” x 6.57” (50.33 x 51.94 x 16.69 cm)
  • Wheel Diameter: 18” (45.72 cm)
  • Wheel Width: 5.25” (13.34 cm)
  • Run Distance: ~1.44 meter per revolution
  • Recommended for animals 600 - 1000 grams


Required Accessories

Scurry Interface for Animal Activity
Scurry Interface for Animal Activity
Model 86100

Monitor up to 16 Activity Wheels or Triple Lickometers with a single USB port. All wheel/lickometer support is handled by the Interface without encumbering computer resources.

Scurry Activity Monitoring Software
Scurry Activity Monitoring Software
Model 86165

Scurry features streamlined, user-friendly electronics with integrated wheel and lick monitoring, programmable brakes with improved control and resolution, and a robust interface with secure data backup.

Scurry Rat Activity Counter
Scurry Rat Activity Counter
Model 86115

All in one I/R sensor/counter for Scurry Rat Activity Wheels.

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