The WQSRZGWF Car/Truck Curb Ramp - Vehicle Curb-Side Bridge - Vehicle Curb-Side Ramp - Rugged & Heavy Duty Design - Single Track Piece, 4? ft. Length - Marine Grade Waterproof-Rated Construction - Textured-Style Surface for Increased Friction / Traction - Integrated Cut-Out Holes for Permanent Mounting, Optional - for Un-Even Curbs, Driveways, Gutters, Garages, Sidewalks - Universal Vehicle Application: for Car, Truck, Trailer, RV, Hi-Lo Forklift - For Home, Office & Business Applications - Indoor / Outdoor Use - Technical Specs: - Load Capacity: 11,000 lbs. MAX - Construction Materials: Engineered Synthetic Rubber - Ramp Size (L x W x H): 48.0??x 16.0?? x 2.6?? -inches.