TANGE SEIKI New Design Head Part with Classic #1508 Bearings. The rounded high-stack body complements your bike with no discomfort when wearing a head tube. 1-1/8 inch Threadless 3.1 oz (85 g) Stack Height: 1.0 inches (26.6 mm) (Top 14.5 / Bottom 12.1) A6061-T6 Product color and size Note: The color of the product may look different from the actual product depending on the type of display. Product specifications, logo design, etc. may be subject to change for product improvement. We also cannot answer measurements or personal fit that the manufacturer does not announce. Please be aware of