1‎.‎ Standard 1/4 camera screws‎,‎ compatible with most DSLR / DVR‎.‎2‎.‎ The quick release plate can be removed to install the camera‎,‎ easy installation and removal‎.‎3‎.‎ The pan‎-Tilt can be adjusted up and down‎.‎4‎.‎ This rail rod system can stand in the 1/4 inch screw tripod use‎,‎ as well as with a variety of shoulder mount‎,‎ matte box‎,‎ follow focus for various DIY combinations use‎.‎5‎.‎ High‎-strength aluminum alloy production technology‎,‎ steady and durable‎.‎6‎.‎ The use of international standards 15mm rail rod‎,‎ tube length 20CM‎,‎ double tube more stable‎.‎7‎.‎ Each section can be easily uninstalled and restructuring‎.‎