- New Campagnolo Athena ESP 39-tooth 11-speed five-hole chainring. For alloy and carbon hidden-arm cranks and mates with 52T and 53T rings.
- Made in Italy quality from 2015 and will work with 11-speed systems.
- 135bcd fits Campagnolo cranks.
- 34 grams/1.2oz.
- CRCA3769/4012.
- FREE shipping in the USA.