On the day Microsoft released Windows 7 RC and Windows Server 2008 R2 RC they also released the Remote Server Administration Tools for Windows 7 RC.
“Remote Server Administration Tools for Windows® 7 RC enables IT administrators to manage roles and features that are installed on computers that are running Windows Server® 2008 R2, Windows Server® 2008, or Windows Server® 2003, from a remote computer that is running Windows 7 RC.”
Download is available from Microsoft Download Center.
Important: Don’t forget to read the system requirements, installation instructions and configuration instructions on the client and server side before and after installing RSAT. All information is avaliable in the download page.