Adjustable Dumbbell with Matte Black Weights

studio product photography of a single adjustable dumbbell centered horizontally, viewed straight-on from the side, chrome metal bar with textured silver grip in the middle, stacked matte black weight plates on both ends, shiny silver collars and threaded screw ends visible, isolated on a seamless white background, subtle soft gray shadow beneath, high-key lighting, crisp reflections on polished metal, clean minimal fitness equipment catalog aesthetic, ultra realistic, sharp focus, symmetrical composition