The Specialized S-Works Venge Stem 31.8mm has seamless integration with the 2019 Venge frame and hidden cables. This Specialized stem is optimized for use with the S-Works Aerofly II handlebars. Specialized S-Works Venge Stem 31.8mm Features Its dropped clamp and flat upper profile cheat the wind for the maximum aero advantage. Extremely stiff for responsive handling and out of the saddle sprinting. Approximate weight: 207g (100mm). 80-140mm length options.