Race Face Era SL Crank Arms, No BB, 136 BB, 160mm, Black Housing 157045-Q0-L

157045-Q0-L

MU8221 BR6281 11181

- FSA's flagship headsets in separate upper and lower headset cup assemblies

176731-Q0-L

and power cable are universal between Dura-Ace 7970 and Ultegra 6770 Di2 systems

Race Face Era SL Crank Arms, No BB, 136 BB, 160mm, Black Housing 157045-Q0-LSuperlight version of the revolutionary Era crank, approved for bikes up to 140mm Same layup and proprietary insert bonding tech as the Era All unnecessary body material eliminated, maintaining strength Pedal and drive side spindle inserts minimized Spindle integrated with non drive crank arm, eliminating non drive crank bolt Steel wear plate sized down to focus on highest wear areas Versatile Cinch system offers interchangeable spiders, limitless