SENSAH EMPIRE carbon fiber 2x12-speed road bike shift kit front and rear Derailleur + shift lever + flywheel + chain. Material: aluminum / carbon fiber / rubber.
Chain: KMC chain (12 speed). Flywheel:11-34T flywheel (12 speed).
Tip: The 2X12 transmission can be used with 11-speed road chainrings and 11-speed hubs. And only to Lower 48 states.
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