This 1358mm/53.5 long, full-size, Slimline II cargo roof rack kit contains the Slimline II Tray, Wind Deflector and 2 pairs of Grab-On Feet to mount the Slimline II Tray to the roof rails of your Nissan X-Trail. This system installs easily with off-road tough feet that grab on to the existing factory/OEM roof rails. No drilling required.