The RBO Expedition Rack(TM) is made from 1.5" Diameter Steel Tubing. It has a rugged powder-coated finish and is manufactured right here in IDAHO. The removable Tailgate can be locked with a Pad-Lock and has a gas strut to hold the tailgate open. The Expedition Rack also has our "It Fits" (TM) RBO Mounting system. With the "It Fits" (TM) mounting system you can quickly and easily install any RBO accessory with the "It Fits" (TM) icon. This rack comes with everything you need to install it on your m