•BRAND: ZEKOO; Condition: 100% New; Material: High Quality Carbon Steel; Surface: Frosted Black, Water Proof, Rust Proof; Door Weight Capacity: 230 lbs; Fit door panel width: each 27"; Perfect for door panel thickness: 1 3/8" to 1 3/4"•âˆšTWO-PIECE Track: Two 5.5 FT tracks and a track connector are included in the package. Much easier to install. Others provide 3 or 4 short tracks and then connect them with track connectors, which is structurally less strong, more difficult to install.•âˆšPACKAGE INCLUDE：2 x 5.5FT Track,9xTrack Support,2xRoller,2xDoor Stopper,2xAnti-Pad,1xDoor Guide,1xHex Wrench; All other necessary hardware is included as you see in the pictures. The track has been predrilled holes for 16inch stud; ONLY the hardware is for sale, DOOR IS NOT INCLUDED.•âˆšINSTRUCTIONS：Very detailed and visual instruction. Based on our own installation experience, we write the instruction, it explains every step with words and picture and all data is measured in inch. It is very easy for you to take a reference during the installation.Packaging List•2 x 5-1/2FT Rail•1 x Junction Plate•8 x Track Support•2 x Steel Hanger•2x Door Stopper•2 x Anti-jump Pad•1x Door Guide•1 x Hex Wrench•All other necessary hardware is included as you see in the pictures.ONLY the hardware is for sale, doors are NOT INCLUDED.