Supra announced that its TRAC-Box key management solution has been selected by Oregon-based Guaranty RV Super Centers to help secure and track keys while keeping pace with a growing demand for recreational vehicle (RV) travel. Supra is a part of Carrier Global Corporation, a leading global provider of healthy, safe and sustainable building and cold chain solutions. Located in Junction City, Oregon, Guaranty is the state?s largest dealer of recreational vehicles.