Bi-Pass Closet Track Kit Closet Door Max Weight (Lb.) 60 lb Galvanized Steel Mill Finish Shaft Length 48 in Length (In.) 48 in Height (In.) 2 1/8 in Width (In.) 2 5/8 in Depth (In.) 3/4 in Inside Dia 3/4 in Outside Dia 7/8 in Wheel Diameter 7/8 in Max Wheel Dia (In.) 7/8 in Roller Width/Dia (In.) 7/8 in Top Mounting Number of Wheels 4 Plastic Hardware Included Requires Door For Use With 3/4 in to 1-3/8 in Thick Wood Door Panels Each Weighing Up to 60 lb