Measuring the Track Roller with Callipers Lightly tighten the calliper tips to rest on the Track Roller Measure the distance between the Caliper tips using a ruler or tape measure Was this article helpful? Yes No Related Articles Caterpillar – Track Roller How to Measure Excavators – Download Measuring the Sprocket with Callipers Measuring Track Roller with Depth Gauge Measuring the Track Roller with UT Measuring the Carrier Roller with UT