E-Z Track System - Snaps Together, Stays Together on Floors, Tables & Carpets Set Up is Quick, Easy and Fun - No Nails, Screws, or Special Tools Needed Steel Alloy Rail with Black Roadbed HO Scale 1:87 - Modeled From AAR Track Engineering Dimensions Basic Turnout With A Turnout Radius Matching 18” Radius Curved Track. Easy to Use For Both Temporary and Permanent Train Layouts