Tired of dangerous gaps between your trailer and ground that trap wheels, trip workers or damage your cargo? Our Foldable Galvanized Steel trailer gap transition flap is engineered to eliminate all these loading troubles while delivering unbeatable convenience and durability for hauling. Crafted with industrial-grade galvanized steel and a space-saving foldable hinge design, this trailer door slider plate creates a seamless bridge between your cargo box, delivery van, RV or camping trailer and the ground. It greatly improves loading safety by blocking wheel jams, rollovers, cargo impact accidents and pedestrian tripping risks.