includes: (2) 6 tracks,(2) stationary end kits (includes: (8) posts,(4) single sided overhead track support brackets and (8) foot plates),(1) mobile kits (includes: (4) posts,(4) track rollers,(2) tie bars,(4) donut bumpers,(4) rigid casters) and (12) 24" x 48" wire shelves,gray epoxy antimicrobial finish,NSF approved,Made in USA,shipped KD