Durability Metal Construction: Made from machined aluminum with anodized surfaces for shock and rust resistance in professional environment MultiFunctional Slot Design: Features a top mounted standard sliding slot for attaching clamp, monitors, microphones and other devices to flexibly expand configurations Mount Compatibility: Supports 3 / 8 " locating holes for seamless integration with camera cage, quick release plates and other photography accessories to enhances equipment stability and expandability Multiple Accessory Expansion: Includes 1 / 4 " and 3 / 8 " threaded hole for attaching handle, lights, tripods and more to meet needs for photography, vlog and live streaming Ergonomic Handle: Lightweight hollow structure ensures comfortable grip and heat dissipation during prolonged while improving overall portability