The Rack It PRO Overhead Storage Unit comes with 2 shelves (1 height adjustable), big grip aluminium handle and lockable door for secure storage (keys included). Each shelf can hold up to 15kg (evenly distributed) and comes with gas strut door stays for smooth operation. Place above a workbench or Cabinet for convenient storage in your Rack It 1000KG system.Please note for correct installation, two additional Rack It 1000KG Beams are required. Simply hang the Overhead Storage Unit over the top Beam using the Mounting Bracket and then rest the unit on the lower Beam to hold in place. The Rack It PRO range is designed to fit with the Rack It 1000KG system. With Rack It PRO, design, organise and keep your workspace tidy – install Cabinets and Drawers below your workbench, fit Overhead Cabinets above your Peg Board and place Drawers and Cabinets on top of each other.