The BlackRapid Tripod Plate 50 has a size of 5 by 4 centimetres and is made of aluminium. With this quick-release plate, you can quickly switch between a tripod and your BlackRapid R-strap. The top has some rubber anti-slip pieces for a good connection and against damaging your camera. The screw, which acts as a D-ring, is a stainless steel FastenR.