Miche X2 RD R81 Chainring

The Miche X2 RD R81 chainring is for riders with a Shimano Ultegra R8100 12-speed crankset who want a carbon and aluminium chainring. Suitable for cranksets with or without a power meter.

• Lightweight: the 50-tooth version weighs 127 g
• 3K carbon and CNC-machined AL 7075-T6 aluminium
• Fits the Shimano Ultegra R8100 crankset, 110 mm with 4 holes
• Works with cranksets with or without a power meter
• Choose from 50, 52 and 54 teeth: more teeth mean a harder gear

Technical specifications

• Material: 3K carbon + CNC-machined AL 7075-T6 aluminium
• Weight: 50 teeth: 127 g; 50 teeth Power Meter Ready: 126 g
• Bolt circle diameter (BCD): 110 mm, 4 holes
• Available tooth counts: 50, 52, 54
• Compatibility: Shimano Ultegra R8100 crankset; Miche R12 and original Shimano inner chainrings
• Chain speed: 12-speed
• Power meter: Compatible with cranksets with or without a power meter