Our Silver Series line of Shimano 110/4 BCD oval chainrings is designed for new type of Shimano cranks like Dura-Ace 9000, Ultegra 6800, 105- 5800 and others. This is a simplified version of our Premium line. Same aluminium, teeth and shifting ramps, but less material machined out on the outer side for easy maintenance and cleaning.
|
Size (Mass +/-1g):
|
34T (40g), 36T (44g), 50T (156g), 52T (168g)
|
|
Color
|
GREY only
|
|
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
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%, 50/52 - 10.3% ; Timing of 108 -109.5° after TDC (top dead center) - Ideal for road climbing. Patent Pending
|
