Pirelli Angel SmarTube X Tube - 700 x 42 - 62mm 42mm Presta Valve MFPN=BT-150 Cogs are designed to work

Cogs are designed to work specifically with inner and outer chain links for precise up- and down-shifts

This spider is designed to work with the SRAM cranksets with a 3-Bolt direct mount interface

NOTE: This boot is an extremely low-volume fit

and it is compatible with Quarq

} ZIPP Ceramic Bearing Upgrade Kit - 61803 - Compatible with Cognition rim brake front hubs

Pirelli Angel SmarTube X Tube - 700 x 42 - 62mm 42mm Presta Valve MFPN=BT-150 Cogs are designed to work70% weight savings compared to conventional tubes 50% smaller than conventional tubes 3x thicker than standard SmarTUBES Not for use with rim brakes Not designed to be repaired Constructed of Thermoplastic Polyurethane TECH SPECS Tube Weight 181g Valve Presta Valve Length 42mm Shaft Type Non threaded Tube Width 42 62c Wheel Diameter 700C