- Steel Shift Pins and ramps for crisper shifting
- Patented Design to Enhance Pedal Stroke Efficiency
- Black Anodized 70/73 Aluminum Alloy hardend to T5
- UCI Legal
- Triathlete Magazine “BEST GEAR” 2014
bicycle mirror signal-Osymetric Single Outer Chainring fits Shim/Sram 110BCD
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