CCJH 5-16FT Anchor Style Sliding Barn Door Hardware Kit for Single/ Double Door. HARDWARE ONLY, DOOR IS NOT INCLUDE. CCJH is a professional. With ourselves warehouse in US. Heavy duty construction with black powder coated surface ensures water resistant and rust proof for long lasting use. Maximum loading capability is 220lb per door; Smoothly and quietly. Door Thickness: From 1.18″ To 1.96″ (30mm-50mm). Min distance between the door and ceiling: 6. Diameter of the roller: 2.75 inch/7cm. Wall Hangers; Wood plug. And all other parts install needed. How to Choose Track Size? Single Door Min Track Size= 2 × Single Door panel Width. Example: For a 3ft door, recommend you choose a 6ft track at least. Double Door Min Track Size= 4 × Single Door panel Width. Example: For a 3ft door, recommend you choose a 12ft track at least. This accessory for sliding doors for wooden doors can be used in any interior space. Storage room, utility room, large bathroom, dressing room, office, blinds, areas of great mobility etc. What is the width and thickness of the track? A:Track width is 1.57″/4cm, thickness is 0.24″/6mm. If door thickness is 1.57″/4cm, the distance from the door to wall about 0.4″/1cm. Q:What is the way the product is packaged? A:We packaged rollers and tracks with two little boxes separately and then put them in one big strong box. We also use foam panels to prevent impact effectively. 1PC Anchor Door Handle. Dimension? Length: 11.48″/29cm, Width:2.38″/6cm; Polished edges let you hold it more comfortable. Easy Installation? No installation experience required, Installs in minutes with included screws.