If you have one of the macs listed you can use this usb stick to install BIG SUR. Computer not included. You are buying a brand new Kingston 32 gb USB stick with BIG SUR installer and description how to install.

These Mac models are compatible with macOS Big Sur:

MacBook (2015 or later)

MacBook Air (2013 or later)

MacBook Pro (Late 2013 or later)

Mac mini (2014 or later)

iMac (2014 or later)

iMac Pro (2017 or later)

Mac Pro (2013 or later)

Listing Compliance Notice: 

This is not Counterfeit nor a replica  or unauthorised copy!

This listing conforms to eBay listing policies, and the item offered in it does not infringe any copyright trademark or any other rights.The Apple OSX software is available free of charge to download from App store.

This USB memory is intended for repairs and recovery only and does not include a license, product key or COA. The Apple software is available free of charge to download from App store. 

The item listed does not include, or require, a license key:

The product restores or repairs the users operating system using their existing license.

This USB based utility is intended for repair/recovery of an exiting OSX system only and does not require or include a license or product key. 

The UNIX software used is open source and freely available under the GNU license agreement.

The Apple OSX software is available free of charge to download from App store.

This USB memory is intended for repairs and recovery only and does not include a license, product key or COA. The Apple software is available free of charge to download from App store.