General description This sliding door hardware kit is ideal for extending the length of your flat sliding door rails. It features internal bearings for smooth and quiet operation, door stops to prevent derailing, and rubber gaskets to reduce noise. Made from heavy-duty powder-coated steel, this kit is strong, stable, durable, and corrosion-resistant, ensuring long-lasting performance. It is designed to join two tracks for wider door openings or double barn door applications. Technical specifications Colour: Black Material: Powder-coated steel Maximum load capacity: 100 kg Sliding rail total length: 427 cm Suitable door size: 107 cm in width, 35-45 mm in thickness Barn door track joiner dimensions: 8 x 3 x 0.4 cm (L x W x T) Distance between the centres of holes: 2 cm Compatible barn door rail size: 40 x 6 mm (W x T) Number of holes: 4 Installation Each rail end needs to be pre-drilled with 2 holes for proper installation. Connect two barn door tracks using the included mounting