This Pinarello stem is a top-quality, threadless component that fits 1-1/8" steering clamps and 26.0mm handlebars. With an attack length of 100mm and a width of 110mm, it is compatible with road bikes and particularly suited for racing bicycles. This NOS (new old stock) vintage stem is a perfect replacement part for your old or worn-out stem. It is an excellent addition to your vintage bike collection and a great find for any bike enthusiast.