Unknown / Mystery Border Unit Replacement Tube - Neon Sign Part10mm measuring 13" W x 13" H Red neon when lit Clear when unlit *Pictures for reference only.* **Please take the time to choose the correct replacement part(s) for your neon sign(s). If you have any questions, use the "Contact Us" link below. We provide comprehensive details for each product to help you make an informed decision. Please note that all sales are final.**

10mm measuring 6 1/2" W x 8" H

9mm measuring 24" W x 4" H

10mm measuring 21" W x 1" H

8mm measuring 4" W x 5" H

10mm measuring 11" W x 5" H

12mm measuring 23" W x 23" H

8 mm measuring 10" W x 5 1/2" H

8 mm measuring 15" W x 8" H

10 mm measuring 22 1/2" W x 5" H

9mm measuring 10 1/2" W x 9 1/2" H

8mm measuring 17" W x 7 1/2" H

11mm measuring 14" W x 12" H