Mavic Cosmic SLR 45 23mm Disc Brake C-Lock M11 Wheels Black Pair 12 X 100 / 142

Not only does the 45mm airfoil rim slice through the wind with minimal drag, but it's also amongst the lightest in its category. The external carbon layer features Mavic's UD2 construction for a distinctive look and an even lighter rim laminate, saving another 15g per rim.

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