Upgrade your performance with the Rotor Oval Road Bike Chainring (110 BCD) — engineered for smoother pedaling and enhanced efficiency. This chainring is CNC-machined from premium aluminium and designed with Rotor’s signature oval shape to optimize your pedal stroke. The result: reduced muscle fatigue, improved power transfer, and better endurance.

Compatible with all Rotor cranks with a 110x4 spider, as well as INspider power meter cranks and newer Shimano Dura-Ace and Ultegra cranks (including power meter models), this chainring delivers fast, precise shifting for road cyclists of all levels.

Available in a range of sizes to match your riding style — 34 to 44 teeth for inner chainrings and 46 to 56 teeth for outer chainrings — ensuring the perfect fit for your drivetrain.

Key Features:

• Oval Chainring Design: Promotes smoother, more efficient pedal strokes for improved endurance and performance.

• Precision CNC Machining: High-quality aluminium construction for durability and weight reduction.

• Wide Compatibility: Works with all Rotor cranks with 110x4 spider and INspider power meter cranks, plus Shimano Dura-Ace and Ultegra cranks (including power meter models).

• Fast, Precise Shifting: Optimized for smooth transitions in all conditions.

• Variety of Sizes:

  • Inner chainring: 34–44 teeth

  • Outer chainring: 46–56 teeth

Specifications:

• Groupset Compatibility: 11/12 Speed

• Material: CNC-machined Aluminium

• Chainring Type: Oval

• Drivetrain Speed: 11/12 Speed

• Spider Type: 4 Arm

• BCD: 110 mm