This 1560mm/61.4” 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 Silverado/GMC Sierra 1500 Crew Cab. Drilling is required for installation. \nAll Front Runner Rack Kits contain installation instructions as well as all the components needed to mount the Slimline II Tray to your vehicle. \nAll Front Runner Racks are backed by a Limited Lifetime Warranty* \nFor further information on installation, please see the fitment instructions in the INSTALL tab. \nNote: Some side mount accessories are not suited for low profile foot rails such as JADA010 and RRAC103. \n* 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.