The Rhino-Rack Backbone is a mounting system for the Gen 5 Toyota Rav4 (XA50). Connecting to your vehicle’s solid rails via 2 mounting bases on each side, it allows for a Rhino-Rack Pioneer System to be fitted on top.
 
Features
On roof installation directly into the solid rails
No measuring is required
Stylish and low profile design
Black powder coating for increased corrosion resistance
Suits Pioneer Systems: 52109, 52109F, 42109BF & 45109B
5 year warranty
Made from non-corrosive Stainless Steel allowing you maximum carrying capacity