VEVOR Shelf Bracket, 12”L x 4”W x 1.6”H 6 Pcs, Heavy Duty Floating Shelf Brackets, Brackets for Shelves, 5mm Thick Matte Black L Shelf Bracket,Steel Shelving Brackets with 160 lbs Load Capacity

There is no specific spacing between the brackets; the spacing should be adjusted according to the size of the partition, as long as it does not exceed the load-bearing capacity.