Cylindrical threaded object with square attachment

The object exhibits a metallic sheen. Its primary form is cylindrical, featuring helical threading along its length. Atop the cylinder sits a smaller, square element, resembling a stylized "S" or "U" shape with a rightward-pointing arrow. This square component intersects the cylinder's top surface. The object's material appears to be metal, suggesting a functional purpose as a fastener, likely a bolt or nut.