HO Gauge / 16mm Shinohara Model / Shinohara Brass #100 Rail Radius 18 inch 457mm Curve 9 pieces (3/4 of a circle) Straight 9 pieces This is not flexible rail. It is rail with plastic sleepers without a roadbed. Please use it for fixed layouts, etc. There are paint stains on the back, some missing sleepers, and detached joiners. The brass rail parts are not a problem. This item is being sold as junk. Thank you for viewing.