The Blender wheels, released on July 01, 2019, are a collectible item that can be used to customize a player's battle-car. They provide no advantages while in use and are purely cosmetic.
There is a random chance to get them from the Totally Awesome Crate, or by trading up 5 rare items from the same crate. They can also be traded between players.
The Blender wheels are classified as Very Rare.