Rhino-Rack Backbone Mounting System - The Rhino-Rack Backbone is a mounting system for your Toyota Land Cruiser 200 Series. Connecting to your vehicle's roof via 4 bases on each side, it allows for a Rhino-Rack Pioneer System to be fitted on top. • Stylish and aerodynamically designed to minimise wind drag and noise on the road. • Made from non-corrosive Stainless Steel. • Made from strong and durable materials and allows you maximum carrying capacity. • Compatible with Rhino-Rack Pioneer range.