Ensure that your vehicle stays put where you want it with the Camco Leaving Block RV Wheel Chocks. This item is designed to be connected, so you can stabilize two tires at the same time. This essential tool increases the safety when working on vehicles with multiple in-line wheels. It also helps center them more capably. The Camco wheel chocks are exclusively for use with the brand's leveling blocks, which are sold separately. It is well-suited for RVs, trailers, campers, trucks and other large vehicles to help eliminate dangerous wheel movement when you are doing repairs or docking. These yellow wheel chocks feature a durable design for long-term use. They are highly visible and easy to remember to remove when you are finished working. This product is offered as a pack of two.