The Record 9-speed Ultra Drive chains have been designed to interface perfectly with UD (Ultra Drive) sprockets and are an essential complement to them, in order to get the very best performance from them and the entire Ultra Drive drivetrain. The chainlinks feature an anti fiction coatings and are specially shaped and bevelled with a patented "floating link action" giving a smooth, fluid ride.
Technical Specifications:

Suitable for any Campagnolo 9 speed groupsets
Ultra Drive Design
114 Links
Perma-Link system with floating link action
Silver Colour
Chrome Nickel PTFE finish anti friction treatment, for reduced friction, smooth pedalling, quiet operation, greater efficiency and longer chain life
Weight: 300g (114L)