Shimano chainrings offer durability and confidence-inspiring performance, and go a long way towards getting a drivetrain back to optimum working condition.
– Fits many older Shimano pre-Hollowtech II cranksets with Octalink V2 or square spindle bottom brackets – Middle chainrings from Octalink (Hollowtech I) and square spindle cranksets are not interchangeable with middle rings from Hollowtech II cranksets
