Discover the 1 "and 1" 1/8 inch steering gearbox for your bike, whether threaded or with out thread. We also have bearings and spacers of the same size. You can also find tapered, integral or semi-integrated steering boxes available in our catalog. If you need to install a concave suspension on a 1 "1/8 frame we have a solution. Always confirm the compatibility of your frame with the directions set.