The United SML-120 aircraft towing tractor is a very low-profile tractor designed for towing aircraft as well as many types of cargo as necessary in any ground support environment. The SML-120 tractor features a 12,000 lb. drawbar pull rating at a travel speed of up to 15mph. For more information and details on this reconditioned SML-120 aircraft towing tractor, or any of our other used gse for sale, please contact Victory Ground Support Equipment today.