---
title: "Zinn technical FAQ: Sitting on carbon top tube, through-axle security, hill gradients"
description: "Zinn technical FAQ: Sitting on carbon top tube, through-axle security, hill gradients"
---

[Zinn Cycles Blog | Bike Stories, Tech Tips & Featured Rides](https://blog.zinn.bike)

# [Zinn technical FAQ: Sitting on carbon top tube, through-axle security, hill gradients](https://blog.zinn.bike/zinn-technical-faq-sitting-on-carbon-top-tube-through-axle-security-hill-gradients)

 Written by [Lennard Zinn](https://blog.zinn.bike/author/lennardzinn) | Aug 3, 2022, 3:00:20 AM

There's far from a consensus when it comes to sitting on top tubes.

Read the full article at [Zinn technical FAQ: Sitting on carbon top tube, through-axle security, hill gradients](https://www.velonews.com/gear/tech-wearables/zinn-technical-faq-sitting-on-carbon-top-tube-through-axle-security-hill-gradients/) on [VeloNews.com](https://www.velonews.com/).

[View full post](https://blog.zinn.bike/zinn-technical-faq-sitting-on-carbon-top-tube-through-axle-security-hill-gradients)

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