The sequence of parameters is not important.
usable - Who can use this belt. Default is "All Classes".
armor - Amount of armor given by belt. Default is 0.
desc - Belt description.
socketable - Are belt socketable.
socket - How many slots in socketed belt. Default is 2.
found - Where belt can be found.
sell - Where belt can be sold.
useinschem - Which schematics required these belt.
notes - Some comments.
effects - Additional effects from belt.