The CT2 by Stronglight is a ceramic coated aluminum chainring for racing use.

specifications:
Application: Road
Mounting: 135 mm bolt circle, 5-arm
Teeth: 42T
Switching stages: 2×11-fold

Technical specifications:
Material: aluminum (7075-T6)

features:
– Harder and more durable thanks to ceramic coating
– low friction thanks to PTFE
– CSA Indexed (Chain Shifting Assistance): provides smoother and better shifting behavior under load
– with small chainring 4 x thread, 1 x without thread
– 39 to 44 Z for inside, 50 to 53 Z for outside
– Stronglight Type D

Compatibility:
– Campagnolo 11-speed model 2011-2014 (Ultra Torque ™ Super Record, Record, Chorus, Athena Alu)
– 39 to 51 Z also suitable for electronic EPS circuit (Super Record, Record, Chorus, Athena)

features:
– Harder and more durable thanks to ceramic coating
– low friction thanks to PTFE
– CSA Indexed (Chain Shifting Assistance): provides smoother and better shifting behavior under load
– with small chainring 4 x thread, 1 x without thread
– 39 to 44 Z for inside, 50 to 53 Z for outside
– Stronglight Type D

Delivery:
– 1 x chainring Stronglight CT2

Mass:
-black / 42 tooth: 50 g