Shimano Ultegra CN-6600 10 Speed Chain

Hyperglide 10-Speed chain
Ultegra 6600 and 105 5600 chains are recommended for use in conjunction with Ultegra 6703 and 105 5703 triple
Optimized chain for HG sprocket which provides a fast and precise rear shifting performance (especially during downshifts)
Chromized rivet pins improve wear resistance
Zinc-alloy plated outer link surface treatment
Links (links): 116
Defined Color: Silver
Color: Silver/Gray
Width: 6.1 mm
Drivetrain Speeds: 10
Chain Connection Type: Pressed Pin