Sliding door mechanism (Aluminum rail and component set) Niko-Helm Hellas 03.615 45H suitable for bi-fold flush or externally sliding doors with a leaf weight of up to 60 kg.

Manufacturer: Niko - Helm Hellas

• Rail Dimensions: 300 cm
• Maximum Door Leaf Weight: up to 60 kg

For a single leaf width of 70 cm, a rail length of 140 cm is needed; for a leaf width of 80 cm, a rail length of 160 cm is required, and so on. Therefore, for a bi-fold door, a total rail length double that of a single leaf is required.