Ultegra 6600 10-Speed Chain Size:One Size Reliable rearview radar lets you

Reliable rearview radar lets you ride like you know what’s coming

and shatter-resistant

with miDori bioSoft for added wicking and softness

Gusset for comfort and mobility

Say hello to the Saturday Trail Long Short

Ultegra 6600 10-Speed Chain Size:One Size Reliable rearview radar lets youShimano CN 6600 10 Speed Chains 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 links Color: Silver Width: 6. 1 mm Drivetrain Speeds: