Description
Shimano 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