Just got this off the Wallmart website: https://www.walmart.com/ip/Bac...t-Building/167427061
Bachmann 45315 O Plasticville Built-Up Apartment Building
This is Bachmann 45315 O Apartment Building Built-Up Buildings. These layout-ready buildings bring popular Plasticville structures to your O or O-27 railroad in minutes. Length: 8-5/8 Width: 5-1/8 Height: 5-3/4.
Manufacturer: Bachmann
Model Number: 45315
Scale/Era: O Modern
Model Type: Accessories & Buildings
Hope that this helps.