absoluteBLACK Road Oval Premium 2X Chainrings For Cannondale Black

absoluteBLACK Premium Cannondale Hollowgram compatible 2X Road direct mount Oval chainrings designed for Hollowgram crank family: SI, SL, SISL, SISL2. Incredibly stiff and light. Super fast shifting thanks to our patented shifting ramp design. Sold as set only. It is the most Premium oval chainring on the market with scientifically proven performance gains.
Weight: 50/34T (184g), 52/36T – (188g)
Colour: Black
Compatibility: Cannondale Hollowgram Si, SiSL, SiSL2. chain: 10, 11spd
Material: cnc machined 7075 Txxx Aluminum. Long-lasting construction
Finish: anodized
Chainline: Same as original spidering.
Ovality: Optimized to each size separately. 34T- 6.5% ; 36T- 11.4%, 50/52T – 10-11.2% ; Timing of 108 -110.5 after TDC (top dead center) – Ideal for road climbing. Patent Pending