Grand Rock - 4" or 5" Aluminumized Tilt Ball w I.D. End Style_Square *patent pending*

*patent pending*

The dual air input scale can be used to monitor a single axle group with two height control valves or it can be used to monitor two separate axle groups on the same vehicle

Vertical Bars Peterbilt Grilles

Mounts with double sided 3M tape

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Grand Rock - 4" or 5" Aluminumized Tilt Ball w I.D. End Style_Square *patent pending*Grand Rock 4" or 5" Aluminumized Tilt Ball w I. D. End Grand Rock 4" or 5" Aluminumized Tilt Ball w I. D. End 4 Inch or 5 Inch Inner Dimension End Roll Steel Aluminumized Sold Individually Made in America Grand Rock Company is a major manufacturer and warehouse of superior exhaust systems for the aftermarket. Since 1970 Grand Rock has had its sights set on providing the customer with only the best parts and material in the industry. Through excellent