Shimano Alfine CN-HG93 Chain - 9-Speed 116 Links Silver ModelNumber=K9715 This bar is made of

This bar is made of lightweight 7050 aluminum

Runs directly on 24mm spindle with special adapters for perfect chain line

Midsole is flexible enough for walking and stiff enough for efficient pedaling

6-bolt disc mount

Rubber Quick Strap mounting system allows for easy installation and removal while also providing versatility of where the lights may be mounted

Shimano Alfine CN-HG93 Chain - 9-Speed 116 Links Silver ModelNumber=K9715 This bar is made ofShimano CN HG93 9 Speed ChainsHyperglide 9 Speed chain 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 116 Drivetrain Speeds 9 Chain Connection Type Pressed Pin Color Silver Weight 304 Half Link Chain No Defined Color Silver