Reserve Wheels Reserve 77/88 Wheelset - 700 12 x 100/12 x 142 Center-Lock XDR Carbon DT 240. Whether you are planning to leave it all out there on Queen Ka’ahumanu Highway or just strutting your stuff at a local time trial the Reserve 77|88 not only looks the part but delivers the speed. Developed using Turbulent Aero technology the mixed profile front and rear setup of the 77|88 provides for maximum stability lowest weight and optimized aerodynamics.A milestone in the evolution of road wheel aerodynamics where real world data and Turbulent Aero technology is used to design the fastest most stable wheelset for real riders in real world conditionsThe mixed profile front and rear setup of the 77|88 provides maximum stability lowest weight and optimized aerodynamics. The rear wheel is asymmetrical which creates a stronger stiffer and more durable wheelDisc brake only design22mm width and 77mm (F) / 88mm (R) depth rim profiles designed for Time Trials and TriathlonsRecommended for tires 25 - 30mm wide