Middle Atlantic 18 Inch Deep Writing Shelf For 27 Inch Deep Racks, 4 BayMiddle Atlantic 18 Inch Deep Writing Shelf For 27 Inch Deep Racks, 4 Bay Elevate your rack workspace with a purpose built writing surface that blends form, function, and flawless compatibility. The Middle Atlantic 18 Inch Deep Writing Shelf is engineered to integrate seamlessly with 27" deep WRK Series racks, delivering an ergonomic, stable workspace across four adjacent rack bays. This 4 bay shelf provides a generous, comfortable surface to hold