Formed base adds stability and helps reduce sinkage into pavement. Ratchet action assures no accidental overloads. Product Features:Saddle column provides ratchet action height adjustmentDual purpose handle serves as carry handle and saddle column releaseFormed steel frame means tough rugged constructionMulti position ratchet bar provides strength and durabilityLegs have folded metal footing to spread weight more evenly protecting read and parking lot surfaces and significantly reduce setting while working under the vehicleAssembled in the U.S.A