![CyclingTips on Twitter: "A high-performance, super-low-friction bicycle drivetrain that doesn't use a chain? That's exactly what @CeramicSpeed is envisioning with the DrivEn concept, and it's truly wild. https://t.co/htz4D7hHMb https://t.co/EqIGjy225h ... CyclingTips on Twitter: "A high-performance, super-low-friction bicycle drivetrain that doesn't use a chain? That's exactly what @CeramicSpeed is envisioning with the DrivEn concept, and it's truly wild. https://t.co/htz4D7hHMb https://t.co/EqIGjy225h ...](https://pbs.twimg.com/media/DhkJEkJXkAAw9Nr.jpg)
CyclingTips on Twitter: "A high-performance, super-low-friction bicycle drivetrain that doesn't use a chain? That's exactly what @CeramicSpeed is envisioning with the DrivEn concept, and it's truly wild. https://t.co/htz4D7hHMb https://t.co/EqIGjy225h ...
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