201CM/6.6FT Sliding Door Track Barn Door Hardware Kit Closet Rail Roller Accessory Adjustable Floor GuideItem Size200CM 6. 6FT Sliding Door Hardware Kit, (Suitable Max door width is 3. 3FT 100CM), Rail width 4cm, Thickness: 0. 55cm, *Give an Adjustable Floor Guide* Strong bearing capacityAviation grade aluminum guide rails, rigid plate like structure, load bearing capacity is 2 times stronger than ordinary guide rails, the maximum door weight is 150kg, the surface is black painted to prevent corrosion. Easy to installSimple installation manual, step by