These tubes are easier to label and stack than round tubes. To adjust the length, push the ends of the tube together or pull them apart.

Close these tubes with a cap on each end.

Because of their square shape, these tubes can be stacked, and the flat surface is easier to label than a round surface.

Slide the 6" long cap onto one end; the other end has a permanent steel cap.

Draw attention to important signs—these holders have a bright border.

Slide a sign into the side of these holders.

Lock the frame to protect your signs from tampering.

Hooks on the back of these holders allow you to hang them on a nail or screw.