Here is a Lionel 11-99073-4 TP Std.Gauge RealTrax 1/2-72” Curve Track/4pk. This track features hollow rails.

This item has been graded per TCA standards C-7: Excellent based on visual appearance. The overall appearance of this item may be improved with a gentle and thorough cleaning. The rails on this item show signs of wear due to age and previous use. The original box is not included. Please check the photos for a detailed look at this item. Overall condition is Excellent.

Condition: Excellent (C-7)
Operational Status: Not Applicable
Original Box: No

Manufacturer: Lionel
Model Number: 11-99073-4
Road Name: **** No Road Name

Scale/Era: Std Gauge Modern
Model Type: Track

The SKU for this item is 5960846.

Product Id: 11687811