The latest Roubaix SL4 is by far and away the best yet. The frame is a little more aggressive than previous versions and its Zertz seatstays and forks seem to be actively suppressing the sort of ...

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As with Giant’s Defy, the disc brake chassis of the latest generation SL4 Roubaix isn’t just an adaptation but a reworking from the ground up. The rear disc is mounted inboard between the chain and ...