Step 2 of 4 – Select your UprightsIn Step 1 you choose your system width and depth. In Step 2, you choose the height. Rack It 400KG Uprights are available in 916, 1526, 1831 and 2136mm heights and 430 and 530mm depths. This 916mm Upright is specifically designed for 430mm depth systems and requires 420mm Support Braces (I/N 2760547). If you chose 520mm Support Braces in Step 1, you’ll need to select Uprights suitable for 530 Rack depth. Two Uprights are required for a one bay shelf. Each Upright features double-slots so you can extend your system over time with extra bays. All you need is an additional Upright along with Beams, Braces and Pins. Rack It 400KG is a modular storage system made up of Beams, Braces, Uprights, Shelves and Accessories. Following our 4 Step process, you can choose exactly how your system will look, making it work for you. Choose your width, height and depth, extend with additional bays and optimise with a range of accessories. No rush though, you can start small and extend over time.