Marginal gains guru Josh Poertner is here to answer your questions. Josh is the owner of SILCA and previously worked as Technical Director at Zipp. We take a deep dive with Josh into everything from the importance of marginal gains for recreational cyclists to the impact of tyre hysteresis on rolling resistance. Tech nerds, this is one for you!!
00:00 Intro
00:28 Last Week’s Poll
04:37 Josh Poertner
06:02 Are marginal gains worth it?
08:22 What are the best marginal gains?
13:14 Do marginal gains matter at lower speeds?
15:26 Do wide tyres kill wheel aerodynamics?
20:30 What is tyre hysteresis?
23:20 Is testing accurate in the real world?
26:41 Hot Tech
30:04 Comments of the Week
36:19 Bike Vault
Useful Links:
GCN+ | Every. Unmissable. Moment. 👉 [ Ссылка ]
Ride with us at the Global Bike Festival 👉 [ Ссылка ]
Download the GCN App for free 👉 [ Ссылка ]
Visit the GCN Shop 👉 [ Ссылка ]
Join the GCN Club 👉 [ Ссылка ]
GCN Training Plans 👉 [ Ссылка ]
What’s your favourite marginal gain? 🧐 Let us know in the comments below! 💬
Most Superniced Bike of the Week:
Canyon Ultimate 👉 [ Ссылка ]
This Week’s Bike Vault:
Colnago V3RS 👉 [ Ссылка ]
Giant Defy 👉 [ Ссылка ]
Elves Falath EVO 👉 [ Ссылка ]
DeRosa Neo Primato 👉 [ Ссылка ]
Enter your own bike and vote on other Bike Vault submissions on the GCN App! 📲
If you liked this video, be sure to give it a thumbs up 👍 and share it with your friends!
Watch more on GCN Tech...
📹 Everything You Need To Know About Bike Tyres! 👉 [ Ссылка ]
📹 Watch our Editor’s Choice Playlist 👉 [ Ссылка ]
📹 Watch the latest GCN Tech Show 👉 [ Ссылка ]
🎵 Music - licensed by Epidemic Sound 🎵
#gcntech #gcn #cycling #roadcycling #roadbike #bike #bikes #bikelife #biketech #aerodynamics #deepdive
📸 Photos - © Velo Collection (TDW) / Getty Images & © Sprint Cycling Agency
Brought to you by the world’s biggest cycling channel, the Global Cycling Network (GCN), GCN Tech is the only channel you need for all things bike tech – past, present and future.
Simply put, we’re obsessed with tech: we seek out and showcase the best in bikes, components, tech, accessories, upgrades and more from races and events, tech shows and product launches across the globe to bring you the best in road bike technology.
We’ve also got great maintenance videos to help you get the most from your bike; pro-bike tours from all the biggest races; special features and the weekly GCN Tech Show. We also take a deeper look into the future of cycling, apps, smart tech and virtual riding.
Join us on the channel and the GCN App to submit your content, vote on the latest tech and keep abreast of exciting new trends.
Thanks to our sponsors:
Castelli Clothing: [ Ссылка ]
Pinarello Bikes: [ Ссылка ]
Zipp Wheels: [ Ссылка ]
Topeak Tools: [ Ссылка ]
Canyon Bikes: [ Ссылка ]
Pirelli Tyres: [ Ссылка ]
Orbea Bikes: [ Ссылка ]
Vision Wheels: [ Ссылка ]
Wahoo Fitness: [ Ссылка ]
Park Tool: [ Ссылка ]
Elite Bottles: [ Ссылка ]
Whoop Fitness: [ Ссылка ]
Komoot: [ Ссылка ]
Selle Italia: [ Ссылка ]
SIS: [ Ссылка ]
Zwift: [ Ссылка ]
Shimano Wheels: [ Ссылка ]
Shadow Stand: [ Ссылка ]
DMT Shoes: [ Ссылка ]
Silca: [ Ссылка ]
Watch our sister channels:
Global Cycling Network - [ Ссылка ]
GCN Racing - [ Ссылка ]
Global Triathlon Network - [ Ссылка ]
GCN Italia - [ Ссылка ]
GCN en Español - [ Ссылка ]
GCN auf Deutsch - [ Ссылка ]
GCN en Français - [ Ссылка ]
GCN Japan - [ Ссылка ]
GCN Training - [ Ссылка ]
Global Mountain Bike Network - [ Ссылка ]
GMBN Racing - [ Ссылка ]
GMBN Tech - [ Ссылка ]
Electric Mountain Bike Network - [ Ссылка ]
