Race Face Narrow-Wide Single Chainrings for 9-11 speed drivetrains.
• 7075-T6 aluminum, aerospace grade strength.
• Compatible with 9, 10, and 11 speed
• Narrow Wide tooth profiling ensures ultimate chain retention
• Stiff 4mm plate thickness and I-beam construction transfer loads without flexing
• Reversible laser etched graphics
• 36t = 50g