ZIPP Service Course Stem Size:31,8 mm +/-6° 80 mm Series: Ultegra R8000

Series: Ultegra R8000

accurate shifting HG-X11 directional chain provides smoother shifts and greater overall performance

5" color touchscreen

we tweaked the arm design and strategically machined the chainrings so that only minimal sacrifices were made in impact strength in exchange for large gains in weight reduction

The VEGAST and ALDHU spider features a cleverly designed spline interface when mounted to the axle that delivers a robust yet smooth engagement allowing you to maximize the efficiency in transmission of power in your pedal rotation

ZIPP Service Course Stem Size:31,8 mm +/-6° 80 mm Series: Ultegra R8000The Service Course stem delivers all you look for in a stemstrength, stiffness, reliability, a precise fit, and distinctive look. The Service Course stem offers a faceplate and body design for greater stiffness and easier installation. Its high performance and high value. The Service Course stems shape and 3D forged construction results in an improved stiffness to weight ratio. The stem design, along with distinctive graphics, also complement the