1/4" x 4" x 24" long 6061-T6 aluminum flat bar mill finish. Material: Aluminum Alloy: 6061-T6 Shape: Plate Width: 4 inches Length: 24 inches Finish: Mill finish Tolerances: +/- 1/8 inch on length Please Note: Most mill finishes may have surface scratches or handling scratches and are purchased as is.