Lionel 6-12770 O Gauge Arch Under Bridge 

The Arch Under Bridge easily installs between Lionel elevated trestle piers.

Features:

• Compatible with O-27, O, and FasTrack track systems
• Installs easily between Lionel elevated trestle piers
• Integrates easily into your own layout design

Product Specifications:

• Gauge: O Gauge
• Dimensions: 19 1/4" x 3 5/8" x 4 7/8"