39.6"/3.3FT Ceiling Mount Box Rail Hardware Bifold Sliding Barn Door Hardware Heavy Duty Sliding Barn Door Track, Aluminium Alloy Kit for 2 Doors (No Door) 11FT making it for heavy-duty use

making it for heavy-duty use

and the rotation axis below is also 18mm（45/64"）

Save the cost of finding a carpenter or decoration team

✅ PACKAGE INCLUDES-- 11FT track (SPLICED)

Cylindrical rail diameter: 1"

39.6"/3.3FT Ceiling Mount Box Rail Hardware Bifold Sliding Barn Door Hardware Heavy Duty Sliding Barn Door Track, Aluminium Alloy Kit for 2 Doors (No Door) 11FT making it for heavy-duty useReference DimensionCeiling mount Bi Folding Barn Door Hardware box rail fit Max door opening width up to 35" and fit door panel total width up to 39" (Max. 19. 5" wide each door); Fit door thickness 1 1. 81(25 46mm); Door height should be floor to ceiling distance minus 84mm(3. 3") (Not included). Heavy Upgraded & Heavy DutyUpgraded aluminum alloy box track and nylon roller, the ceiling mount bifold box rail hanger bearings for barn door up to 330