Designed for pre-2014 cranks like Shimano Dura-Ace FC7900, FC7800, Ultegra FC6750, Shimano 105 -5750 and many more with 5 bolt fitting. This is a simplified version of the Premium line. Same aluminium, teeth and shifting ramps, but less material machined out on the outer side for easy maintenance and cleaning on winter training bikes. Weight is increased on these chainrings as compared to the Premium line.
Features:
- Inner and outer oval chainrings are optimized with smooth shifting in mind
- Features (6) up-shifting ramps (outer ring) and (12) down-shifting points (outer ring)
- Oval rings help the rider spin smoother and generate more power
- Example: 32t is equivalent to 30t at deadspot and 34t at the power zone
- Works with 2x chainring systems and do not require any modification to the front derailleur for use
- Compatibility: Shimano Dura-Ace 7900,7950,7800, Ultegra 6750, Shimano 105- 5700, Tiagra 4650, FSA, S-works and many more older cranks. Also fits SRAM Force and Red, but not compatible with SRAM cranks that have (1) hidden chainring bolt (Force22, Red22)
- Speed: 2 x 9/10/11 speed
- Bolt Circle Diameter: 5x110mm BCD
- Designed in UK, manufactured in Poland
- Color: Gray