Barn door roller? Barn Door Roller – Material: Carbon Steel, Surface: Black Powder Coated. Package Included: 2 x Roller, 2 x End Caps, 1 x Floor Guide, 8 x Spacer (for hanger bolts if your barn door is thin)? Door weight capacity: 265 lbs, Door Thickness: 1-3/8″ and 1-3/4″. Barn door hanger will fit for barn door track in thickess of 1/4″ maximum, ? “Only the barn door roller for sale, barn doors are not including.