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Description
Improved handling. Improved aerodynamics. Improved stiffness to weight ratio. Lightest aero road bike on the market. Stiffest bottom bracket of any aero road bike produced. You might be so fast on the new AC1 SL, your friends won’t let you join them for any rides…but they wouldn’t be able to keep up anyway.
Aero road bikes seem to be the new rage these days. However, for Blue, it isn’t new. You see, they have been designing aero road bikes for nearly four years. In 2012, while most of the world is taking their first crack at an aero frame, Blue are refining one of the most coveted and lauded bikes on the market during the last two years.
Utilizing the advanced SFT2 tube shapes, the original AC1 SL was 18% faster than a standard round tube road frame. With the advancements for the 2012 version, we were able to extract an additional 3%. Proven geometry designed for the road, not triathlons or time trials, is enhanced for 2012 with the addition of a tapered head tube and steerer tube, oversized fork crown, 25% deeper down tube which features the original DropDown Tube technology and bolstered seat tube to top tube junction.
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Important Update for Our Canadian Customers
We regret to inform you that shopping on Sigma Sports is temporarily unavailable for customers based in Canada.
We understand how disappointing this may be and sincerely apologize for any inconvenience caused. Please rest assured that we are actively exploring solutions to resume service and find the best way to support our Canadian community.
We appreciate your patience and understanding during this time, and we look forward to welcoming you back as soon as possible.
If you require any further assistance, please reach out to the customer services team
— The Sigma Sports Team