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Your bicycle drivetrain includes every component involved in delivering the power from your legs to the wheels, including your bike's crankset, through the bike's cassette, freehub, and bike derailleur. Wiggle's exhaustive range of components ensures you can optimise every aspect of your bike's groupset, and includes the very latest ranges from the world's biggest bicycle gear manufacturers. From quality bike bottom brackets, bike chainsets, and bike gear cables and levers, to bike chainrings and bike cranksets - even a range of mech hangers - you'll find quality, reliable components for every bike and ride style.