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The Helium features the Rollsys Retention System (Rollsys Retention System) thanks to which you can adjust the fit with one hand
Forerunner 210 by Garmin with Heart Rate Monitor
being able to easily change the position of the hands on the handlebars
Visco-elastic behaviour dampens vibrations
Fulcrum Ruote Speed 57 DB Team 2-Way Fit C23 Compatible:Sram XDR 12V The Helium features the RollsysAvailable in 42 mm and 57 mm versions, Speed Team is a product that embodies technical perfection and bold design. Evolution of the Speed 42 and 57, it retains the same technical characteristics but with A novelty that makes the difference: the bodice rotates free lightened with USB ceramic bearings (Ultra Smooth Bearings). A solution to race that further elevates the smoothness and efficiency, eliminating friction and ensuring An unparalleled driving
