Howshot Arm Ball O-Ring Color:Blue The 1/4 Male Female Tripod

The 1/4 Male Female Tripod Screw (for Grip Base D4) is not required when Grip Base D4 is attached on Mont Base/Lens Adapter Base

and digital DSLR cameras

Compatible with Sea&Sea MDX-series housings

The INON Step-Up Ring 52-67 is equipped with threaded mounts of φ52mm(P0

Divide by 1

Howshot Arm Ball O-Ring Color:Blue The 1/4 Male Female TripodHowshot 1" arm ball can be installed on the Howshot arm system to expand more 1" ball head connections, and can also be installed on the other brands of arms with similar structures. Specifications Effective length: 35mm Weight: 30g Dimensions: 25 x 48mm (DIA x L) Materials: Corrosion resistant aluminum alloy (Hard anodized), Stainless steel.