Max. Door Weight: 55 kg For Door Width: 600-750 mm Max. Door Height: 2400 mm features: 600-750 mm Panther Straight Sliding Door Gear Maximum Door Weight 55kg Door thickness 30 - 44 mm Interior straight sliding door gear, operating on the caged ball runner principle. Linear motion provided by a sliding inner bar supported by a double row of chrome steel balls running between a V-section outer member. Top track side fixed with vertical and lateral adjustment. Single screw fixed guides on floor keep threshold clear. Contents: 1 Ball bearing, top assembly, complete with outer and inner track. 1 Door channel, galvanized steel, drilled and countersunk for wood. 1 Floor guide, single screw fixing. 2 Door stops, fixed to limit door travel.