The Thule Arcos Platform is the required mounting base for securely installing your Thule Arcos rear cargo carrier box to your vehicle’s towbar. Designed by Thule for strong performance and easy use, this platform ensures your rear cargo carrier is safely attached and ready for all-season travel. Key Features & Benefits Essential for Arcos Cargo Box Installation This platform is specifically engineered to work with the Thule Arcos towbar cargo carrier box. The Arcos box must be used together with this platform for proper fit and performance. Quick & Simple Towbar Fitment Easy to install directly onto your vehicle’s towbar, the platform creates a stable, robust base for your cargo box. One-Person Attachment of Cargo Box Allows the Thule Arcos cargo box to be attached by one person, making setup quicker and more convenient when packing for adventures or road trips. Compatible with Thule Arcos Medium & Large Designed to support both the medium and large Thule Arcos cargo boxes, providing flexibility across different storage needs. Durable Design for Touring & Outdoor Use Built to Thule’s rigorous standards, this platform offers a strong foundation capable of handling demanding journeys and outdoor lifestyles. Why It Matters The Thule Arcos Platform transforms your towbar into a practical rear storage system — ideal for vehicles that need extra cargo space without using roof racks. Its low-mounted position keeps your roof clear for: Roof tents Kayaks & bikes Roof racks & panels and helps maintain aerodynamics and vehicle stability.