Minimum Door Width: 515 mm Maximum Door Width: 840 mm Maximum Door Weight: 80 kg features: Single draw-in damper SoftStop on one end only (can be either the open or close side) Concealed fix inside top track Top track and floor guide to be ordered separately - see related products Features: 1 x Roller carriage with 8 wheels 2 x Door brackets 2 x Support screws for carriage 1 x Draw-in damper SoftStop provides the perfect combination of comfort and safety and makes uncontrolled impact against door frames a thing of the past.