Campagnolo record ultra narrow chain 10 speed
Campagnolo 10 speed record ultra narrow chain compatible with all campagnolo 10spd groups 59 mm wide and now lighter and quieterowing to its dimensions it is lighter and quieter and facilitates adjustment of the rear derailleurthe tests run in laboratories show that traction force pin retention force wear resistance to stretch torsion and flection are the same as for the record 10 speed chain weight only 255g