Speed 42 Rear Wheel hydration mixes the Shiv Disc is faster

the Shiv Disc is faster by minutes—plural

the Rhombus Pro is the tire for you

Single layer Clarion palm for premium comfort and performance

Includes steel mounting bolts

Speed 42 Rear Wheel hydration mixes the Shiv Disc is fasterSpeed 42 wheels are the culmination of a process that included over 4000 hours of testing in the wind tunnel, laboratory, and the open road to achieve the best performance in terms of aerodynamics, rolling resistance, lightness, and handling, without compromising safety. An evolution without compromises: the new rims (higher, wider, lighter, and more aerodynamic), combined with new hubs and spokes create a wheel system that is sure to make your ride