Telescoping Gauge Kit, 0.3125 to 6 in. Inside Diameter Range, with Vinyl Carrying Case, Set of 5

Accurate measurements from the professionals at Proform.

Quickly measure everything from diameter to grooves to hard-to-reach recesses with one of these Proform telescoping gauge kits. Simply insert the gauge into the area and turn the knob. The spring-fed arms will snap to the outer edges of the area. Now, tighten the knob to lock the inside measurement. The Proform telescoping gauge kits include a durable vinyl carrying case that features easily identifiable numbers so that you can choose the correct gauge.