The Trident 2 in 1 Divider and Shelf works both on your Trident Bed Slide for on the Garage Wall platform. Use this to keep thing in the front or back of your truck bed. You can also use the divider lengthways to keep items to the left or right of your bed. When its not in your truck, lock it in to your Trident Garage Wall to store it and provide more organization!