The cockpit comes courtesy of Zipp's Vuka Alumina base bar and clip-on extensions, which since the title implies are aluminium in design. As opposed to the more present day just one-piece foundation bar and stem that attributes built-in mounting points to the risers and extensions, this system works by using https://bike-cervelo74023.blogzag.com/71283154/not-known-factual-statements-about-bicycle-seats