Set of 2 Rubber Curb Ramp Threshold Ramp Kerb Driveway Threshold Ramp 100 25 9cm. 1/2PCS Step Threshold Kerb Ramp 3CM High Rise 50CM Wide Wheelchair Access UK. - Versatile ramp: This curb ramp is suitable for various occasions, such as driveway, sidewalks, thresholds, stairs, etc., making it easy for your car to adapt to all situations.