NEW Shimano CN-6600-10 Chain - 10-Speed, 116 Links, Silver/Gray variant-size-36-eu-womens This is the power cable

This is the power cable for the Di2 Battery Charger (CY7972)

Ergo Stoker levers feature the same comfy ergonomics as the SCR-5 lever for the stoker position on a tandem

Two M5-threaded holes for mounting rack stays

Large diameter ball bearing

NEW Shimano CN-6600-10 Chain - 10-Speed, 116 Links, Silver/Gray variant-size-36-eu-womens This is the power cableShimano 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 Color: Silver Gray Half Link Chain: No Drivetrain Speeds: 10 Defined