Aisle markers are necessary for well-designed grocery stores, home improvement stores and other large retail outlets for helping to direct customer's to find the products and services they are looking for. These aisle markers feature a straight 24" Arm, 3" upright and a 4" U-Base w/4 top mounting holes. Electronically welded strong 1/2" steel square tubing. Includes J hooks for easy graphic mounting. Available in satin silver or matte black.