This Modular Threshold Ramp provides a total raise of 40mm (1.5\") and is part of a series of products that can be used to negotiate thresholds of varying height making it the ideal wheelchair threshold ramp, this is the smallest option available.The individual components link together easily and are extremely light but strong and can bear loads of up to 1 ton per square inch. They are also very easy to install and their corrosion resistant design makes them suited for both temporary and permanent use. Suitable for indoor or outdoor use they are easily transported, the shallow gradient allows thresholds to be overcome with ease.