The Crossover Deep Aluminum Toolbox from UWS is a lower-profile box with a full opening lid; thus easily allowing it to be loaded with large and bulky items. Equipped with two super-duty lift cylinders, help raise and hold the Structural Foamed Lid open. Single Lid boxes are the most popular selling box because of their large capacity and easy to use features. UWS boxes are built like vaults - secure and sealed against the elements. Tool Boxes from UWS fit right in with today's modern truck styling. Sturdy and strong, the Aluminum One Piece Tub and Lid is designed to support heavy loads, absorb tool drops as well as prevent leakages. The Crossover toolboxes are also available in two finishes; Bright Aluminum Diamond Tread or Topsider Black Powder Coated Diamond Tread to fit your work.