QUICK RELEASE FOR DEVICE STRAP: This 1/4" screw mount can quickly connect the camera to the shoulder strap, wrist strap and quick release lanyard. Its installation and disassembly are very simple, allowing you to use it anytime, anywhere. Closure: DURABLE MATERIAL: Our camera strap quick release is made of zinc alloy, which is firmly connected, corrosion and rust resistant, and can be used for a long time. It is equipped with a silicone pad to prevent scratching your camera and secure the connection. LOCKING BUCKLE: The 1/4" camera strap adapter is equipped with a twist lock, which can fix the buckle tightly. After being locked, it can prevent the buckle from opening by itself, causing the risk of the camera falling, making it more secure.