CCJH 3.3FT/40'' Bi-Folding Barn Door Hardware Sliding Track kit Heavy Duty for 2 Doors(No Wood Door，Hardwware Only) 13FT which has good corrosion resistance

which has good corrosion resistance and does not rust

④ 2x Anti-jump part (for sliding hanger)

*Special attention: The position of the bottom rotating shaft must be perpendicular to the punching position of the upper pulley

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CCJH 3.3FT/40'' Bi-Folding Barn Door Hardware Sliding Track kit Heavy Duty for 2 Doors(No Wood Door，Hardwware Only) 13FT which has good corrosion resistanceAbout this item [SUPERIOR QUALITY]: The bifold door hardware kit is made of high quality Carbon Steel with frosted black surface, rust resistance, durable, can maintain its beauty and longevity for many years. [TRACK SIZE CHOICE]: This 3. 3FT 40"track fit max door panel width 18. 97''. Each door panel should be half the size of the door opening + 50mm 1. 97" and the track should be more than 150 mm 6" wider than the door opening. [STABLE AND QUIET]: