Should You Lube Your Cables? | GCN Tech Clinic #AskGCNTech

Should you grease your ceramic bearings? How do you go about choosing a new stem to make your gravel bike more racey? Is Shimano GRX compatible with Ultegra? This week Jon is in the clinic to answer all of your cycling tech questions.

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Photos: © Velo Collection (TDW) / Getty Images & © Bettiniphoto / http://www.bettiniphoto.net/

Brought to you by the world’s biggest #cycling channel, the Global Cycling Network (GCN), GCN Tech goes deeper into the bikes, kit and technology stories that matter.

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