The Dayco Factfinder Gauge III is designed to measure the length of both v-belts and multi-ribbed belts.
Product Features:- Measures all multi-ribbed belts (competitive or OEM) up 115" in effective length
- Indicates the corresponding Dayco replacement belt size
- Measures V-belts up to 28/32" top width and 100" effective length
- Made in the USA