The cockpit will come courtesy of Zipp's Vuka Alumina foundation bar and clip-on extensions, which since the title suggests are aluminium in construction. As an alternative to the more fashionable just one-piece base bar and stem that features built-in mounting points for the risers and extensions, this system works by https://road-bike-cervelo29505.worldblogged.com/32537004/an-unbiased-view-of-cervelo-triathlon-bike