Apex RV Heavy-Duty Wheel Chock – High-Density Polypropylene for Maximum Stability Keep your RV, trailer, or vehicle securely in place with the Apex RV Heavy-Duty Wheel Chock. Designed for durability and reliability, this wheel chock is crafted from high-density polypropylene, ensuring superior strength while remaining lightweight and easy to handle. Whether you're parked on a steep incline or need extra stability during maintenance, this rugged chock delivers peace of mind. Reliable Safety & Stability The Apex RV Heavy-Duty Wheel Chock offers a dependable solution to prevent rolling accidents. Its durable high-density polypropylene structure ensures long-lasting performance, while the reinforced design provides optimal grip and traction on various surfaces. Whether you're securing a trailer in your driveway or keeping your RV steady at the campsite, this chock is a must-have for any vehicle owner. Invest in safety and stability with Apex RV – the trusted choice for durable and reliable wheel chocks.