For 1-leaf wooden sliding doors, ceiling and wall installation, height adjustable doors, for door weights up to 80 kg, soft and self closing mechanism on both sides, version D, door width 847-966 mm Product Details Version E For 2 bi-parting and bypassing sliding doors, please order 2 sets. Number of doors per system max: 1 to 2 Running position: Top Installation: Suspension with screwed on support flange Supplied with 2 running gears with soft and self closing mechanism 1 clear threshold floor guide 2 release devices for soft and self closing mechanism