Coburn Flyaside Panther Sliding Door Gear; Single Door Kits For 30 - 44mm Doors; Maximum Weight 90kgCoburn Flyaside Panther Ball Bearing Sliding Door Gear Operates on the caged ball runner principal.Application:Internal straight sliding door gear for houses, offices, schools etc.For sturdy reliable operation.Sliding inner bar supported by a double row of chrome steel balls running between a vee section outer track reduces the track length needed.Top track drilled and countersunk for side fixing. Soffit brackets available.Hangers vertically and laterally adjustable to ensure a perfect fit.Nylon floor guide covered by rebated channel to leave a clear threshold.Galvanised steel pelmet available in 1.8m and 2.4m lengths.Simultaneous operation available for bi-parting doors.Flyaside Panther is available in 1 door tracksets for doors from 600-1500mm wide