Color Silver, Material Steel, Overall Height 86 3/4 in, Overall Length 139 in, 48 in Overall Width, Track Height 74 in, Track Length 90 in, Track Width 48 in, Mounting Location Middle, Number of Pieces 45, Number of Tracks 2, Finish Chrome, Includes 18 in Tie Bar End Kit, (12) 74 in Top Trk Mobile Posts, (20) Shelves, (3) 18 in Mobile Kits, (8) 86 in Posts, Metro Super Erecta Compatible Brand and Series, NSF