The Rhino-Rack Backbone is a mounting system for your Nissan Patrol / Armada Y63. Connecting to your vehicle's roof via 2 mounting points on each side of the inner flush rail, it allows for a Rhino-Rack Pioneer Platform System to be fitted on top. The Rhino-Rack Backbone is a robust and versatile roof rack system designed to enhance the load carrying capacity of your vehicle. It is made from non-corrosive stainless steel or cast aluminum and features a black powder-coated finish to match with Pioneer Systems. The Backbone system distributes the weight of your luggage more evenly through the vehicle's body, ensuring safety and stability during use. It is compatible with various Rhino-Rack systems and can carry up to 331lbs/150kg on some vehicles. The system is designed to be fitted to factory roof mounting points or directly to the roof of your vehicle, making it a versatile and durable option for off-road enthusiasts and those who need to carry more gear. Its low-profile design enables a lightweight yet robust mounting solution, optimising roof load capacity while maintaining aerodynamic efficiency and preserving vehicle aesthetics. Tested and proven. The Rhino-Rack Backbone has been tested to International Standards ISO PAS 11154-2006 Road Roof Load Carriers and Australian Standards AS1235-2000 Road Vehicle Roof Bar Testing. This is a product you can depend on from a company that you know and trust. With more than 22 years in the industry, Rhino-Rack has been TRIED, TESTED and OFF ROAD PROVEN. Our name, like our products, is synonymous with strength and the survival of the fittest.