Shimano ULTEGRA CN-6600 10-Speed Chain Silver garminpromo 55") ultra-hardened steel shackle provides

55") ultra-hardened steel shackle provides maximum cut-resistance

Designed in conjunction with Aussie DH racer Troy Brosnan

Has red indicator light that shows charging state

The center tread features ramped leading edges to improve acceleration and sipes to create a smooth transition when leaning the bike

Shimano ULTEGRA CN-6600 10-Speed Chain Silver garminpromo 55") ultra-hardened steel shackle providesUltegra 6600 and 105 5600 chains are recommended for use in conjunction with Ultegra 6703 and 105 5703 triple Ultegra level CN 6600 super narrow HyperGlide 10 speed chain 3 groove connecting pin: USE: SH 27103 27104 (5 50 bag) for extras Zinc alloy plated pin link plates with grey roller link plates 5. 88mm pin width 2. 32mm roller width Weight: 280g Links: 116