Right Weigh's Liquid Filled Exterior Mechanical scale is designed to monitor a tandem axle tractor or trailer group with one height control valve. Available for Lower Mount. 

• On-the-ground tandem axle group weight is displayed in pounds on an easy-to-read 2 ½” gauge
• Operating range is -40°F to 140°F (-40C TO +60C)
• Ideal for flush mounting
• Simple installation and calibration