---
title: TRACKS_PER_ZONE
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.3+]
path: iokit/sbcmodepageformatdevice/1555562-tracks_per_zone
---

# TRACKS_PER_ZONE

## Declaration

```occ
UInt16 TRACKS_PER_ZONE;
```