This 1358mm/53.5” long full-size Slimline II cargo roof rack kit contains the Slimline II Tray, Wind Deflector and 2 Foot Rails to mount the Slimline II Tray to your Chevrolet Colorado/GMS Canyon AT4 Crew Cab. Drilling is required for installation. All Front Runner Rack Kits contain installation instructions as well as all the components needed to mount the Slimline II Tray to your vehicle. The vehicle specific foot rails have openings for storing compatible gear under the rack such as Front Runner tables. These Foot Rails contain 1 opening to access a Front Runner under rack mount table (1 smaller TBRA018 or 1 larger TBRA017). All Front Runner Roof Racks/Takräcken are backed by a Limited Lifetime Warranty* For further information on installation, please see the fitment instructions in the INSTALL tab. * Note: A maximum driving speed of 130km/80mi per hour should be adhered to, when equipped with a Front Runner Roof Rack or Load Bar kit.