How Big A Chainring Do You Need? | GCN Tech Clinic

Published on January 9th 2019

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Welcome back to the GCN Tech Clinic with our bike tech guru, Jon Cannings. This week he covers your questions around chainring size, 9-speed groupset compatibility and clearance issues with running a 28mm tyre. Subscribe: http://gcntech.co/subscribetogcntech The GCN Shop: https://gcntech.co/9V GCN Tech Uploader: http://gcntech.co/upload Jon covers lots more this week too, including questions around internal cable rattle, 30t cassette rear derailleur compatibility and how to cover unused cable holes in your frame. We hope Jon managed to help you out this week but be sure to get involved in the comments if you feel you have the answer to any questions! Remember to keep your questions coming in for Jon using #askgcntech. 👇 If you enjoyed this video, make sure to give it a thumbs up and share it with your friends. 👍 If you'd like to contribute captions and video info in your language, here's the link - https://gcntech.co/9U Watch more on GCN Tech... How To Fix A Noisy Bike 📹 https://gcntech.co/noisy 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. GCN Tech is utterly obsessed with seeking out and showcasing the best in bikes, tech, products and upgrades. Everywhere. Every week. From news and rumours, first ride exclusives, how-tos, the weekly GCN Tech Show, pro bikes, set-up tips and more, we geek out over the tiny details that can make the big differences to you. With years of racing and industry expertise, we also bring you instructive maintenance videos to hone your mechanical skills, as well as behind the scenes factory tours and in-depth analysis of kit chosen by the pro peloton to keep your finger on the pulse of cycling’s latest technological innovations. Engage with us every week on the channel and across social media – we’re here to answer every question you’ve got on cycling tech. Suscribirse a GCN en Español: http://gcn.eu/Suscribirse Facebook - http://gcntech.co/gcntechfb Instagram - http://gcntech.co/gcntechinsta Twitter - http://gcntech.co/gcntechtwee