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.
Size (Mass +/-1g): |
34T (31g), 36T (37g), 38T (41g), 50T (120g), 52T (137g), |
Color |
Black |
Compatibility |
Shimano Dura-Ace 9000, Ultegra 6800, Shimano 105 5800, Tiagra 4700. Compatible with Di2 & Pioneer, SRM and other power meters |
BOLTS |
For Outer chainring please order Long bolts OR Bolt Covers Changing Inner chainring to oval only? use original bolts |
Material & Finish |
cnc machined 7075 Txxx Aluminum. Long-lasting construction. Type II anodizing |
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 |
Absolute Black always recommends using a new chain when fitting new chainrings.
*One of a kind special oval shape that helps you climb easier and faster (Patent Pending)
*Over 15% stiffer than Rotor Qrings due to thicker, 5mm construction
*Bespoke Absolute Black 6 point ramp and recess shifting design shifts better than any other brand and model of oval chainring
*Finest design that provides excellent strength to weight ratio
*You will not "feel" the oval shape while pedaling
*Your pedaling action will feel smoother
*Helps reduce stress on knees and helping your legs remain fresher for longer
*You will be able to maintain better cadence while climbing
*Reduces possibility of leg cramps
*You will reduce chainring/cog shifts by at least 15%
https://absoluteblack.cc/oval-road-110-4-bcd-shimano-11s-chainring/