Rhino-Rack engineers have tailored the design of the Vortex RCL Rhino-Rack Backbone to suit the contours of your Jeep. Rhino-Rack Backbone technology works by running support structures through the inside of the Jeep making it the strongest and most secure way to utilise your Jeep's roof top. Weight rated up to 100kg / 220lb. The Vortex bar is our most accessory compatible crossbar so whether you're a traveller, outdoor person, tradesperson or family holidaymaker- the Vortex RCL Rhino-Rack Backbone has you covered.