---
title: attachment
framework: virtualization
role: symbol
role_heading: Instance Property
path: virtualization/vzstoragedeviceconfiguration/attachment
---

# attachment

The attachment object that provides the underlying storage for the device.

## Declaration

```swift
var attachment: VZStorageDeviceAttachment { get }
```

## Discussion

Discussion The attachment object defines which local resource on the host computer appears as a disk in the virtual machine.