N Scale Engine Service Platform. 5' wide x 50' long. Purchase with railings and stairways for different setup options to fit your layout. Go to:
https://www.shapeways.com/product/J6VZXYQEY/?key=ca4d3b9b1a48938412e941e62251fef2
Hint: Soak in Bestine overnight prior to painting. Not intended for children 14 years of age or younger.