Inon Step Up Ring 52-67 horizontal arm This black AC04 Butterfly Clamp

This black AC04 Butterfly Clamp with Ball Mount from Scubalamp connects two ball mounts and offers another ball mount for assembling lighting arms and mounting accessories on underwater photography rigs

there's a 1/4"-20 threaded hole on each side of the head to which you can secure articulating arms

Intelligent Battery Management System

* In original box

Inon Step Up Ring 52-67 horizontal arm This black AC04 Butterfly ClampA step up ring to install M67 series 28M67 series attachment lens on a compatible waterproof protector which is equipped with 52mm lens mount. Weight: 14g (0. 5oz) [air] approx. 9g (0. 3oz) [underwater] [Compatible Lens]