Bachmann Williams BAC51144 Ho American 4-4-0 Steam Loco B and O Scale: HO 1:87. Length: 4-1/2 (118 mm) Length: 3 (76 mm). Width: 1-1/4 (32 mm) Width: 1-1/4 (32 mm). Height: 2 (51 mm) Height: 1-1/2 (38 mm). Package Quantity: 1