Goplus 2 Pcs Driveway Threshold Ramps with Reflective Triangles (6.3" Rise)Description: These heavy duty rubber curb ramps handle up to 15 ton per ramp with a 6. 3" rise, making them a practical choice for driveways, shop entrances, and work sites. Built for safer and stronger everyday use, the industrial grade rubber stands up better to sun, oil, wear, and temperature swings, while the grid structure and drainage channels help reduce water pooling, soften impact, and protect any pipes or cables running underneath.