ZTTO STEERER TUBE EXTENSION This adapter allows you to extend the steering tube from 5 to up to 50mm, thanks to which we can say goodbye to the problem of too short wheelhouse and fully enjoy the new shock absorber The ZTTO steerer tube extension is the perfect solution for cyclists looking for a way to increase their riding comfort and customize their bike to their needs. Made from durable materials, this product provides not only the stability but also the durability you need on any route. Product Features: * Material: Made of high-quality aluminum alloy, which ensures lightness and durability. * Color: Matte black, suitable for most bicycles. * Length of extension: 122 mm, allowing for a significant lift of the steering wheel. * Diameter: Compatible with steerer tubes with a diameter of 28.6 mm(inner diameter of 24,6-25,4mm) * Assembly: Easy and quick installation, no special tools required. All necessary screws and mounting accessories are included in the kit.