In-Out Drive Slim Sliding door system with bottom rails for various usage options. Technical Features:Weight carrying capacity of the door: 176lbs (80 kg)Maximum width of the door: 47″ (1200mm)Maximum height of door: 106″ (2700mm)Adjustment of the door without soft close: 5/8″ (15mm)Adjustment of the door with soft close: 3/16″ (5mm) Profile: Top and Bottom Rails: Attachment: Accessories