8Sinn 3/8″x16 Slotted Screw – Camera Fixing Screw Key Features – Stainless steel – Size&thread pitch: 3/8″x16 – Slotted socket   Standard screw for mounting your camera. Dedicated to cameras with the 3/8″x16 mounting opening. Used mostly for mounting your camera on all kinds of camera plates like those included with tripods, monopods, or quick release plates included in baseplates.