Campagnolo Non-Series 11 Speed Ultra-Shift 5.5 mm Chain : CN17-1114. CAMPAGNOLO 11S NON-SERIES CHAIN Campagnolo delivers a cost-effective Non-Series 11 speed chain that can be used across all of the Campagnolo 11-speed drivetrains. The plates have been slotted to save some weight and the links have been optimized for quiet, efficient shifting. The 5.5mm width is the standard for all Campagnolo 11-speed systems. The steel chain features nickel finished plates that resist corrosion and wear. OEM and replacement chain for Potenza 11 and Centaur 11 mechanical groupset drivetrains from Campagnolo. Compatible with all Campagnolo 11-speed drivetrains Steel plates and bushings machined for optimal shifting, quiet use, long wear Slotted plates with steel nickel PTFE finish to reduce corrosion and wear Number of links: 114 plus Ultra-Link™ connecting pin Directional: NO Width: 5.5mm Weight: 235 grams Manufacturer Part Number: CN17-1114