This 1358mm/53.5'' long, full-size, Slimline II cargo roof rack kit contains the Slimline II Tray, Wind Deflector and two (2) Low Profile Foot Rails to mount the Slimline II Tray to your Mazda BT50 Double Cab. No drilling required. All Front Runner Rack Kits contain installation instructions, as well as all the components needed to mount the Slimline II Tray to your vehicle. All Front Runner Racks are backed by a Limited Lifetime Warranty* For further information on installation, please see the fitment instructions in the INSTALL tab. Note: Some side mount accessories are not suited for low profile foot rails such as JADA010 and RRAC103.