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zip-tie mounting slots
integrating seamlessly with the tilting Dragonfly cup mount system
add it to your cart for easy installation
making it the ultimate solution for triathletes and cyclists
For enhanced cockpit compatibility
Sigma One Carbon Aero Stem arm cups zip-tie mounting slotsSigma One: The Pinnacle of Aero Stem Design The TriRig Sigma One is an advanced carbon aero stem, designed to deliver unmatched integration, aerodynamic efficiency, and versatility for road, triathlon, or hybrid bike setups. Born from the innovative Alpha One aerobar, Sigma One is the only stem on the market that accepts a stack of mono risers, integrating seamlessly with the tilting Dragonfly cup mount system. This unique design allows you to adjust
