Rhino-Rack 15-19 Chevrolet Colorado/GMC Canyon Crew Cab 6 Base Backbone Mounting System - RCCB1

The Rhino-Rack Backbone is a mounting system for your GMC Canyon (Crew Cab) / Chevrolet Colorado (Crew Cab). Connecting to your vehicle's roof via 6 bases on each side, it allows for a Rhino-Rack Pioneer System to be fitted on top.
Installation Instructions