Hyperion Non-Compressible Foam Float Tube Set for Ball Arms +800g Filters and Lenses Do not use non-recommended batteries

Do not use non-recommended batteries

Aquatica Port Extension Ring 25

keeps your camera running cooler in the sun

and proper exposure

the light color provides superior contrast for enhanced view of the camera

Hyperion Non-Compressible Foam Float Tube Set for Ball Arms +800g Filters and Lenses Do not use non-recommended batteriesHyperion Foam Float Tube Set (2pcs) + 0. 8kg (Shown with Ball Arm which is not included) High Density Foam Buoyancy Tubes Outer diameter 9. 7cm Inner diameter 2. 5cm Length 5cm Buoyancy +0. 4kg single float and +0. 8kg double float Fits any arm system that has a 25mm diameter like the new style Ikelite arms, Hyperion arms and many others