Tennsco Tool & Die Rack - 38in.W x 18in.D x 72in.H, 5-Shelf, Model# RXHS-481872 Reinforced 16-gauge steel shelves 14-gauge steel posts and supports Easy assembly using keyhole interlocking design Shelves are easily adjustable in 1 1/2in increments Front and rear faces of shelves are 2 23/32inH