The Killer Tools ART90MINI Telescoping Tram Gauge is designed for accurate structural and collision measurement in compact automotive environments. The aluminum body collapses to 20 inches for easy storage and extends to 57 inches for larger measurement spans. It fits under the hoods of small vehicles such as the Prius and Honda Fit. The set includes two 5 inch pointers and two 12 inch calibrated pointers for precise reference points. Built in the USA and backed by a 1 year warranty, this gauge provides durability and reliability for professional technicians.