Features: – Rugged, Durable, Reliable Wheel Stops – Heavy-Duty Reinforced Curb Tire Block Construction – Provides Convenient Vehicle Parking Assistance – Universal Placement Perfect for Garages, Driveways, and Parking Lots – High-Visibility Bright Yellow Reflective Safety Strips – Marine Grade Waterproof & Weather-Resistant Design – Hassle-Free Tire Stoppers Designed to Be Placed on the Ground Floor – Integrated Mounting Holes for Permanent Installation – Extra Wide Style for Dual Front/Rear Tire Application – Can be Used on Asphalt, Gravel, and Uneven Surfaces – For Cars, Trucks, Buses, Vans, Trailers, RV’s, Forklifts & More – *Mounting Hardware Not Included What’s in the Box: – (2) Car Tire Curb Stops Technical Specs: – Maximum Support Weight: Up to 44,000 lbs. Load Capacity – Construction Material: High-Density Engineered Rubber – Optional Mounting Hole Sizes: 20mm Top Opening, 15mm Bottom Opening – Recommended Bolt Installation (Asphalt/Cement): 150mm Length, 10mm Diameter – Single Wheel Stop Size (L x W x H): 71.5’’ x 5.9’’ x 3.8’’ -inches (Each)