As built NSWGR A1 station kit. The kits foot print is 82mm x 41mm. The platform height is 13mm. The kit shows off all the internal wall frame work, and the internal seating.
A1’s were built on many a branch line. You have to supply your own piece of 20mm conduit to make the concrete tank. We supply some corrugated paper if you want to make it a corrugated tank.