The Nikon SB-16 is a full-size flash for Nikon film cameras. It provides automatic function on select cameras (check your camera's instructions) and manual control for the rest- a versatile, powerful flash in good shape. Available in standard hot shoe mount (AS-9) and with an over-the-rewind shoe for the Nikon F3 only (AS-8). The product image shows the AS-9 variety; be sure to select the mount you want from the drop-down menu.