Ultralight 3", 5", 8", 12", 16" Double Ball Arm Effective length:8 inch / 20 cm [air] 300g / 10

[air] 300g / 10

1oz) [underwater]

7in (Diameter)

Howshot 140mm optical fisheye port with lens hood (removable) for Sea&Sea NX / S120 port system

kayaking or other outdoor activities

Ultralight 3", 5", 8", 12", 16" Double Ball Arm Effective length:8 inch / 20 cm [air] 300g / 103", 5", 8", 12" Double Ball Arm As ilustrated above there are lots of combinations you can have for arms. The still photographer usually uses a double arm whether of equal lengths or unequal lengths. The videographer usually uses a single arm length (requires one less clamp). Arm length is based on what type of photography you intend to do. If you only do macro then you want a small compact arm that will reach your subjects. If you do only wide angle