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Campagnolo compatible premium oval chainrings designed for Super Record, Record and Chorus 4-bolt 145/112bcd cranks. They work perfectly with 11- and 12-speed transmissions thanks to our ingenious design. Incredibly stiff and light. Super-fast shifting thanks to our patented shift ramp design. Same shiny oval design as the rest of the collection. Use original screws. It is the most Premium oval chainring on the market with scientifically proven performance gains.
SPECIFICATIONS
Weight: 53T (90g), 39T - (42g) Color: Black Compatibility: Campagnolo Super record, Record, Chorus 4 bolt 145/112bcd for 11 and 12spd versions. Material: CNC Machined 7075 Txxx Aluminum. Type II anodizing. Oval: 39T- 10.4%, 53T - 10-11.2%