Shimano Sora CS-HG50 12-25 9 Speed Cassette BSS-000111 Bosch full internal 625Wh Powertube

Bosch full internal 625Wh Powertube battery is light

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Folding T-Handle: An ergonomic design that folds away easily

About Buzz RackFrom their creation in 2005

Deore BR-M416

Shimano Sora CS-HG50 12-25 9 Speed Cassette BSS-000111 Bosch full internal 625Wh PowertubeAbout Shimano Tiagra CS HG50 12 25 9 Speed CassetteThe Shimano HG50 9 speed cassette delivers reliable shifting performance with Shimano's Hyperglide technology. FeaturesSmooth, light and reliable shifting performance with Shimano's HYPERGLIDE technology. SpecificationsModel No: CS HG50 9 Series: SORA R3000 Series Combination: 12 13 14 15 17 19 21 23 25T Combination Name (Group Name): 12 25T Type: HG Compatible Chain: HG 9 Speed Rear Speeds: 9 Steel