- Features adjustable pivoting wheel guide, which secures front wheel within chock. - Three adjustable heights depending on diameter of wheel. - Suitable for wheels with tyre widths 90-130mm and diameters ?17"-21"(?430-535mm). - Base can be permanently bolted to the floor (fixings included), and features a detachable upper assembly that can be easily stored and re-attached when required, stabilizing motorcycles without the need for side or centre-stands. - Base features lashing strap gap for securing the bike in transport.