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This Shimano Dura-Ace chainring is a spare part for the FC-9000 11-speed crank. It has four arms arranged asymmetrically and a bolt circle diameter of 110 mm. Thanks to the many available numbers of teeth, a wide variety of 2x combinations can be created. The large chainrings (50 to 55 T) have a hollow profile to save weight (Hollowglide).
Specifications:
• Application: Road, Triathlon & Time Trial
• Mount:110 mm pitch circle, 4-arm asymmetrical
• Teeth:34 t, 36 t, 38 t, 39 t, 42 t, 50 t, 52 t, 53 t, 54 t, 55 t
• Gearing:2x11-speed
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