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
• Links (links): 116 links
• Chain Connection Type: Pressed Pin
• Color: Silver/Gray
• Width: 6.1 mm
• Half Link Chain: No
• Drivetrain Speeds: 10
• Defined Color: Silver
• Weight: 280 g