The Slik Quick Release Plate 6019 is the replacement 1/4 20″ thread QR plate for the AF 2100 Trigger ball head and the 212AF head. The all metal plate includes the industry standard 1/4 20″ threaded screw for mounting to film and digital cameras. The durable cork pad creates a solid slip free connection between the plate and camera to prevent camera drift. The plate also uses a tool free mounting design so you do not need a coin or screwdriver to securely attach the plate to your camera. Products Compatible with the QR Plate 6019: 212AF, SLIK16, 112AF, 322AF & AF 2100 Trigger Ball Head