Specification:Material:SteelColor: BlackSliding Length：6.6ftToatal Dimension: 78.85"*1.57"*0.23"Item Weight:14.33lb（6.5kg）Door panel thickness: 1 3/8"-1 3/4" Features: GREAT FOR OUTDOOR USE: This sliding door hardware is made of powder coated iron with strong waterproof ability and rust resistance, an ideal choice for barns, garages, stables, etc SPECIAL INDOOR DECORATION: No need to push or pull to open a door, this unique sliding door hardware makes your room more spacious and stylish; silent pulleys ensure less noisy movement of the door, a perfect match for bedroom, dressing room, kitchen, locker room, etc. HIGH QUALITY SLIDING TRACKS: 2 Sliding tracks feature with pre-drilled holes and are in seamless splice design, allow the pulleys to operate smoothly; wear and rust resistant tracks are made of premium metal with advanced surface treatment technology, durable enough to last for the years to come EASY INSTALL & SAVE SPACE: Detailed installation manual and easy-to-operate accessories. The rails are perforated at regular intervals, which is more conducive to installation. Compared with ordinary doors, the sliding door saves space and makes your room more spacious and brighter. *You may refer to Installation processing details manual.*Necessary tools: Impact Drill, Tapeline, Screwdriver, Wrench, Gradienter.*Tools are not included in package, please fully prepare in advance.