Jack Stands should always be used when working underneath a vehicle to ensure your safety. This pair of 2 Tonne Jack Stands by Streetwize have an adjustable height from 10.3in. to 16.5in., and are GS/TUV/CE approved. Supplied by Streetwize Accessories, the UK's leading supplier of automotive and leisure accessories. We have over 40 years experience in supplying handy accessories for your car, van, motorhome, caravan and home!