Kit rulli binario ferramenta porta fienile scorrevole 4-20 piedi per porta in legno singola/doppia
(Sliding Length: 4ft-20ft for your choose. Note: Only the sliding door kit for sale, door is not include. 1)Adjustable Roller hanger screws（from 3cm to 5cm), You can adjust the screw to the most suitable thickness for your door.