Unlike paper or cardboard alternatives that warp

It features a standard 1-inch frame rail width for enhanced structural stability

this tough

but also makes it easy to install new graphics

Side Mount Pole Sign- "LP Tank Exchange" Must Park in Designated Areas Unlike paper or cardboard alternativesMake sure your customers know what kind of service you offer with this double sided Propane Tank Exchange sign. This all aluminum Pump Island side mount sign is digitally printed and will last for years. Quickly and easily attaches to poles, pumps or columns. Comes with stainless steel mounting clamps. . 040 Aluminum Size: 16"W x 18"H Double Sided Includes two 47" stainless steel clamps for mounting