This Stronglight 34T inner chainring is CNC-machined from 7075-T6 aluminium with CT² shifting ramp technology, built to fit Shimano Di2 9000-series cranksets. The 4-bolt, 110 BCD mount ensures a solid, rattle-free fit, making it an excellent replacement for riders who want reliable climbing gears on an 11-speed road setup.

  • CT² shifting ramps for smooth 11-speed inner-ring engagement
  • 7075-T6 aluminium — lightweight and strong
  • 34T inner ring, 110 BCD, 4-bolt
  • Compatible with Shimano Di2 9000-series cranksets
  • 11-speed compatible
  • CNC black finish
SKU BPW-SL273900
Model # SL273900
Brand Shimano