![LEGO Sets with Part 52040 Brick 12 x 12 with Three Holes on Each Side and Axle Holes in Corners, Modified 3 Pin LEGO Sets with Part 52040 Brick 12 x 12 with Three Holes on Each Side and Axle Holes in Corners, Modified 3 Pin](https://i.ebayimg.com/thumbs/images/g/fu8AAOxyLiJR3KPi/s-l225.jpg)
LEGO Sets with Part 52040 Brick 12 x 12 with Three Holes on Each Side and Axle Holes in Corners, Modified 3 Pin
![BrickLink - Part 52040 : LEGO Brick, Modified 12 x 12 with 3 Pin Holes on each Side and Axle Holes in Corners [Brick, Modified] - BrickLink Reference Catalog BrickLink - Part 52040 : LEGO Brick, Modified 12 x 12 with 3 Pin Holes on each Side and Axle Holes in Corners [Brick, Modified] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/PL/52040.png)
BrickLink - Part 52040 : LEGO Brick, Modified 12 x 12 with 3 Pin Holes on each Side and Axle Holes in Corners [Brick, Modified] - BrickLink Reference Catalog
![Bricker - Part LEGO - 52040 Brick, Modified 12 x 12 with 3 Pin Holes on each Side and Axle Holes in Corners Bricker - Part LEGO - 52040 Brick, Modified 12 x 12 with 3 Pin Holes on each Side and Axle Holes in Corners](http://bricker.info/images/sets/7237_brickset.jpg)