These Premium Shimano 110/4 bcd compatible oval chainrings are designed for Shimano cranks like Dura-Ace 9000, Ultegra 6800, 105- 5800 and others. These are finest oval chainrings on the market in terms of shifting, smoothness of pedaling and manufacturing quality. Not compatible with FSA cranks.
Compatibility: Shimano Dura-Ace 9000, Ultegra 6800, Shimano 105 5800, Tiagra 4700. Compatible with Di2 & Pioneer, SRM and other power meters
Material: CNC machined 7075 Txxx Aluminum. Long-lasting construction.
Mounting: 110 BCD x 4
Bolts: For Outer chainring please order Long bolts OR Bolt Covers. Changing Inner chainring to oval only? Simply use original bolts.
Ovality: Optimized to each size separately. 34T- 6.5% ; 36T- 11.4%, 38T- 11.4%, 50/52 - 10.3% ; Timing of 108 -109.5° after TDC (top dead center) - Ideal for road climbing. Patent Pending.
Advantages of Absolute Black Road Oval chainrings:
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Bikes & Home Trainer £15.00
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Order Value After Discounts & Codes:
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