Exod.26.28

And the middle bar in the midst of the boards shall reach from end to end.

Exod.26.28

Cover the frames with a veneer of gold and make gold rings to hold the crossbars. And cover the crossbars with a veneer of gold.

Exod.26.28

The center crossbar is to extend from end to end at the middle of the frames.

Exod.26.28

The middle bar shall pass through the midst of the boards from end to end.