Closet Door Top Guide Wheel Bi-Fold Door Nylon White Unfinished Finish Shaft Length 1-13/64 in Length (In.) 2 1/2 in Height (In.) 5 13/32 in Width (In.) 3 3/4 in Depth (In.) 1 13/64 in Inside Dia 1/4 in Outside Dia 1 1/8 in Wheel Diameter 7/8 in Max Wheel Dia (In.) 1 1/8 in Roller Width/Dia (In.) 7/8 in Door Mounting Mounting Hole Size (In.) 3/16 in Steel Bearings Number of Wheels 1 Steel Hardware Included Requires Hardware For Use With Closet Door 1 Pair