A 5 kph speed limit sign for use with invisible track. It is visible in Surveyor for placing but invisible in Driver. It is a trackside object that attaches to track, and is centered a little above the track line.
Speeds available in the series are: 5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100, 150, 200kph.
The model installs as Speed Sign 5kph Invisible under Trackside in the Australia listing.