An update has just been applied to the Team Fortress 2 beta on Steam that paves the way for multiple loadouts for each class, a great quality of life change for TF2 players. It also allows multiple misc slots, allowing you to carry more than one cosmetic item, and various balance changes. The full patchnotes are below.
Synced with all changes and fixes from the official release
Added support for multiple Misc slot items being equipped at the same time
Added support for character loadout presets
Updated the Foster's Facade and Noh Mercy to use the misc slot.
The class select screen now displays currently equipped loadout.
The Reserve Shooter can now be equipped by the Pyro and Soldier.
The Tomislav now reduces the wearer's health by 50.
Metal consumption while using the Widowmaker was reduced to 30 from 60.
The cloak delay when using the Enforcer was increased to 1 second from 0.5 seconds.
The Claidheamh Mòr charge extension is increased to 1 second up from 0.5 seconds.
The Grenade Launcher and Stickybomb Launcher now use the in-game slot notation on the loadout screen.