Rhino Easy Guide (REG) The Rhino Easy Glide pads are great little product that simplifies the action of loading a ladder onto your Rhino-Rack Heavy Duty cross bars. Made from fully weather proof materials, the REG features a slippery surface that is great for loading and unloading ladders, pipes and planks of wood. Designed to fit the Rhino-Rack Heavy Duty cross bars the REG has side supports to help guide your ladder or load. The REG comes with 2x pads and hardware to fit the Rhino-Rack Heavy Duty cross bar.