Features1. To provide you with a stable and precise low shot video photographic platform. 2. Ergonomic design, angle and position can be adjusted as needed. 3. Can install related accessories of series video shooting. 4. Apply to 1/4 holes DSLR camera and video camera. 5. Camera cage bottom with a 1/4 and 3/8 screw holes, can be installed on a tripod to use. 6. Adopt to international standards, can be installed diameter of 15mm rail rods (pipe center distance 60mm). 7. Cage with a quick release function, easy to install on the camera, the upper side of the porous design, standard camera screw holes 1/4 and 3/8 can be connected to various types of attachments, such as magic arm, monitors, microphones, etc. 8. Increase matte box, easy to adjust the light. 9 .Increase follow focus, making focusing easier and more convenient.Specification: General Model YLG1103A-B Material Aluminum alloy, ABS Socket Size 1/4 inch, 3/8 inch Weight 1449g Package Include Package Contents User Manual x 1 Follow focus x 1 Focus ring x 1 Matte Box x 1 Camera Cage x 1 Hexagonal screwdriver x 1 Package Weight One Package Weight 2.18kgs / 4.81lb One Package Size 32cm * 22cm * 21.5cm / 12.6inch * 8.66inch * 8.46inch Qty per Carton 4 Carton Weight 7.93kgs / 17.48lb Carton Size 45cm * 46cm * 34cm / 17.72inch * 18.11inch * 13.39inch Loading Container 20GP: 378 cartons * 4 pcs = 1512 pcs40HQ: 879 cartons * 4 pcs = 3516 pcs