---
title: kUSBMassStorageRBCSubClass
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1643510-anonymous/kusbmassstoragerbcsubclass
---

# kUSBMassStorageRBCSubClass

## Declaration

```occ
kUSBMassStorageRBCSubClass = 0x01
```