---
title: MEDIUM_ROTATION_RATE
framework: Kernel
role: symbol
role_heading: Instance Property
platforms: [macOS 10.3+]
path: kernel/sbcmodepagerigiddiskgeometry/1476354-medium_rotation_rate
---

# MEDIUM_ROTATION_RATE

## Declaration

```occ
UInt16 MEDIUM_ROTATION_RATE;
```