Heavy duty all weather industrial/commercial rubber curb ramp ideal for loading docks and uneven surfaces up to 5. 25" rise. Includes (2) pre-drilled mounting holes for permanent application. The Rage Powersports Kerb ramp requires at least 5. 25" vehicle ground clearance and features a cross-hatched surface for maximum traction. Each DH-UP-5 loading dock ramp uses a 32° inclined approach angle for a smooth transition to the matched elevation. Measures 12. 75"L x 19"W x 5. 25" overall. Rubber curb ramps are great in any weather condition and are designed to resist oil, solvents, gas and the elements. Made with industrial strength molded rubber for heavy vehicle traffic. 40,000 lb. Loading Dock Rubber Curb Ramp * 5.25" rise, ideal curb ramp for loading dock areas and uneven surfaces * Great in any weather condition (resists oil, solvents, gas) * 32° Inclined approach angle, measures 12.75"L x 19"W x 5.25" overall * (2) Holes for permanent mounting application * Heavy duty industrial strength rubber with a grooved traction surface