HSU All Aluminum Alloy Basic Adapter Grab Bag for GoPro, Including 1/4 inch 20 Tripod Mount, Rotation Camera Mount, Adjust Arm, Thumbscrew and Wrench（9 Pcs）

Product description <img alt="Aluminum Alloy Basic Adapter Grab Bag for GoPro" src=https://m.media-amazon.com/images/S/aplus-media-library-service-media/21f7bc32-360d-4ac7-a4d7-1ed7409bf8f1.__CR0,0,600,450_PT0_SX600_V1___.jpg 1 1/4 inch 20 Tripod Mount 2 Straight Joints Mount 3 1/4 inch 20 Camera Mount 4 Rotation Camera Mount 5 Thumbscrew Set + Wrench Will salt water affect it? Wash with fresh water after use in seawater.

Under normal use with cleaning and dry storage, the adverse effects will be limited.

Does this work with the DJI action cam or any other brand of action cams? Yes, it works with most action cameras.

How to rotate the 360-degree rotation camera mount? After connecting to the other parts, gently lift it up and then rotate the clockwise direction.

What is the angle of each adjustment of the 360-degree rotation camera mount? 30 degrees/rotation.

Can the round part of the 1/4 inch 20 camera mount be unscrewed? Yes, the round part does unscrew.