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Q-rings improve the pedal stroke due to reduction of the dead spot. This allows you to ride upright longer while climbing and reduces fatigue of the muscles. Besides, the cardiovascular
endurance (endurance of heart and lungs) is improved.
· 10% ovality
· OCP (Optimum Chainring Position): 5 (4 adjustable positions!)
· material: aluminium 7075 T6, CNC treated
· compatible with Rotor, SRAM, FSA and others
· compatible with 10-/11-speed chains
· Note: Not suitable for Campagnolo systems!
· available with bolt circle Ø 110 mm, 34 teeth (internal installation)
Please note: Not suitable for Shimano FC-9000/6800/5800!
- Manufacturer`s ref.:
- Number of bolts:
- 5 bolt
- Front derailleur:
- Rear derailleur:
- 10-speed, 11-speed