The Reliabilt Matte Black Indoor Single Barn Door Hardware Kit (Model 07-3173) accommodates doors up to 78 inches tall and measures 40 in. W x 1.75 in. T x 78 in. L. The matte black finish offers a contemporary industrial look that suits a wide range of interior styles. Designed for single barn door applications with smooth sliding operation. Item is in like-new condition in original box.