【Application】This 1" Ball adapter is used to mount an underwater housing, camera or other equipment that has 1/4 inch screw hole at the bottom when you need to extend with other device.

【Ball Head with Protection Ring】1'' ball head made by corrosion resistant anodized aluminum alloy with rubber O-Ring Friction Gaskets, avoid friction during connection and make the connection more stable.

【Compatibility】Compatible for all arm systems that has a ball head which diameter is 25mm/1 inch. And compatible with all camera accessories and photographic equipment with 1/4"-20 screw.

【High Quality Material】1" ball head mount cold shoe base adapter made by corrosion resistant anodized CNC aluminum alloy, anti-corrosion.

【Specification】Ball size: 1"/25mm; Weight: 108g /3.84oz. You will get 1x 1" ball head cold boot sole adapter. Connecting your underwater strobe or video light via the light holder.