Early issue tracks with the narrow electrical connector tongue. Both the narrow and the wide tongue connectors can be used together, we just group them to keep early and later issue products together.
The 15inch Radius curves are the standard size with 8 pieces required to make a full circle which is commonly included with all the Hornby Dublo Train Sets.
This is a pack of 6 pieces making a three quarters-circle of track.
All the tracks are well used condition and will require cleaning and maintenance. They have been installed to fixed layouts with added scenic paint or flock to the outer edges. Some straightening of the metal base the rails will be required on some pieces.