Electric Train 4.5V Automatic Pole Reverser Brick 4 x 9 with Magnet Holder and Small Blue Train Magnet

Reference

upn0314c01

BrickLink® #

x877c01

Electric Train 4.5V Automatic Pole Reverser Brick 4 x 9 with Magnet Holder and Small Blue Train Magnet (part upn0314c01) is a LEGO element. CollectORbuild's catalog records it in 2 sets, including Automatic Direction Changer and Super Train Set.