The video shows a close-up of a person's hands as they work on a black gun. The person is using a tool to remove a part from the gun, and then they proceed to insert a new part into the same spot. The person's hands are steady and precise as they complete the task. The gun appears to be a semi-automatic pistol, and the person seems to be experienced in handling firearms. The video is shot in a well-lit room, and the focus is on the person's hands and the gun.