Description off of Evolve's Website. Let me know if you have any questions!:
You’ve got the beast, now make it your own! Pimp your All Terrain setup with our hubs in a color that reflects you.
Manufactured by Evolve, these hubs have been designed for use on our all-terrain electric skateboards.
Contents
1 x All terrain hub
Hub nuts
Hub bolts
Built-in wheel balance weights
Also selling as a bundle. All 4 together at listed price.