Features and Benefits:Versatile Mounting: E-track Compatible;50lbs Weight Capacity per shelf;Metal Reinforced Frame;Includes 2-PACKOUT Shelves and 2-20? E-Track Sections;Impact Resistant Body;Easily Moveable;Integrated Tie Down Points;Modular Connectivity with ALL PACKOUT? Components;Part of the PACKOUT? Modular Storage System;Integrated Handles;The MILWAUKEE? PACKOUT? Racking Kit includes two PACKOUT? racking shelves and two lengths of E-Track to attach and mount the racking system to a wide variety of surfaces: including vans, trucks, trailers, garages, and shops. These tool storage racks have a 50lbs weight capacity per shelf with metal reinforced frames and impact-resistant bodies that allow for customization of a PACKOUT? System. This Racking Kit is part of the PACKOUT? Modular Storage System, the industry's most durable and versatile storage system.