Knights Castle 6 Pieces

1 big wall with archway: 20 x 4.5 x 14 cm
1 big wall with window and secret passage: 20 x 4.5 x 14 cm
2 small walls with archway: 10 x 4.5 x 14 cm
2 small walls with arrow slit: 10 x 4.5 x 14 cm