56mm QR Plate DPG-50R. Arca & Really Right Stuff compatible. Square base mounts in both axis's allowing 90° re-mounting of camera. Precision CNC machined from solid aircraft-grade aluminum. Suitable for the cameras with bottom width of about 50mm. Mounting hole: 1/4-20″ . Width: 50mm. Weight: 43g . Length 56mm. All metal construction. Includes 2 allen wrenches and 1/4" hex screw & 2 safety stop hex screws