Xlab Aero Carbon Wing Behind Saddle Water Bottle Cage Mount - Carrier Only ModelNumber=J2407 Fits FSA Gossamer crankset only

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Xlab Aero Carbon Wing Behind Saddle Water Bottle Cage Mount - Carrier Only ModelNumber=J2407 Fits FSA Gossamer crankset onlyXlab Aero Carbon Wing Behind Saddle Water Bottle Cage Mount Carrier Only. The XLAB Aero Carbon Wing Carrier positions your bottles and storage bag in a prime aerodynamic position behind the athlete where air pressure and overall drag decreases. This system has been improved aerodynamics optimized through real world testing and over 260 Computerized Fluid Dynamic (CFD) aero simulations. The result is a system that effectively creates no additional drag