Invisible Sliding Door Track Floating Back Hidden Rail Soft Close for Barn Doors

Complete set of accessories:Upper track1Short hook1Long hook *1Lower track *1Upper guide wheel *1Lower guide buckle *1Lower positioning wheel *1Buffer 2lower pulley2Long screws *2Short screws *2Rubber stopper *2Lower iron plate 4Upper iron plate4Expansion screws *4★1.2M/120cm(4ft) kit/ parameter requirements:Weight limit: 80kg1. Applicable door widths of 550-1200mm;door panel width = door opening width + 80-100mm2.Door panel height = door opening height - 20.5mm;Door panel thickness: 30-45mm3. The distance from the top of the door panel tothe ceiling should be at least 40mm.4. Upper slide rail length = door panel width- 4mmSlide rail length =door panel width- 4mm★1.5M/150cm(5ft) kit/parameter requirements:Weight limit: 80kg1.Applicable door widths of 550-1500mmdoor panel width = door opening width + 80-100mm2. Door panel height = door opening height- 20.5mm;Door panel thickness: 30-45mm3. The distance from the top of the door panel tothe ceiling should be at least 40mm.4.Upper slide rail length = door panel width- 4mmSlide rail length = door panel width - 4mmProduct Advantage: Compared with traditional barn door hardware, top mount concealed barn door track is more private and can be used in a variety of living situations, such as kitchen, study, etc.Excellent Quality: invisible sliding door track door sliding system is made of high-quality aluminum material with premium nylon roller pulley,coated with silver surface,which ensure the features as corrosion,rust-resistant,durable.And maintains its beauty and longevity for many years.