Adding this 2" diameter, 14" long Ultralight Double-Ball Buoyancy Arm 14" Largefrom Ultralight Double-Ball Buoyancy Arm 14" Largewill make your underwater photography rig feel lighter. It features a standard 1" ball at each end for connecting to a grip, a strobe, another arm section, or a system component.

Standard 1" Ball on Each End    Aluminum Construction

Related Questions and Answers

Q: 1. What does "side-mounted" mean?

A: The Ultralight Side-Mounted ARRI Ball Adapter has its 3/8 screw mounted at a 90 degree angle. Please see the image below. Image - https://bit.ly/3V30feU

Q: 2. Can I place my Aputure 120D ii on it with the light dome?

A: The combined weight of the Aputure Light Storm LS C120D II LED Light and the Aputure Light Dome II (34.8") is 10.44 lbs (4.7 kg). The Matthews 20" Double Riser C-Stand has a maximum load capacity of 22 lbs, so yes, the light fixture and light dome may be supported by the Matthews 20" Double Riser C-Stand. The Matthews Hollywood Gobo Arm - 20" is not a boom arm, and Matthews does not list a maximum load capacity for the grip arm. You may purchase the Kupo Baby 5/8" Grip Arm Pin, B&H # KUKG002212, to use the Aputure Light Storm LS C120D II LED Light on the gobo arm, but it may not support the weight of both the LS C120D II and the Light Dome II together.

Q: 3. Is this compatible with the SmallHD Cine 7 monitor?

A: Yes, the SmallHD Cine 7, has x4 1/4" mounts with locating divots, which can accept the screw and pin set from the Ultralight 25mm Ball Adapter Monitor Mount for SmallHD On-Camera Monitors.

Q: 4. is the mount 1/4?

A: The ball head on VIJIM Professional Live Streaming Arm with Vise Clamp is indeed 1/4''.

Q: 5. Will this work with any 15mm rod mount accessory?

A: yes it will it is a standard 15mm

Q: 6. Will the Stix floats fit on the arm? I am looking to use this arm for mounting a GoPro on top of my camera and add some floats for additional buoyancy.

A: Yes, StiX Adjustable Buoyancy Floats for Ultralight, Nauticam & Ikelite Strobe Arms will fit on the Ultralight Double-Ball Flat Crossbar with 1/4"-20 Mounting Holes (10").

Q: 7. What is the screw diameter on the arm ends?

A: The manufacturer does not publish this spec, which reportedly is 1/4 20" on one end and 3/8 on the opposite.

Q: 8. Is it turtle base or sliding leg?

A: Neither, this is a spring loaded base stand. The sliding leg is PN: B756020 and the C+ Turtle Base is PN: B756120.

Q: 9. I'll be using the head to mount binoculars for astronomy. Is it possible to point the head vertically, so that I can look directly upwards?

A: I don't think you can. I do not like this design. I liked the old style of pistol grip. With this style you have to use your right hand to move the grip, which is the same hand you use to trip the shutter button. The old style of pistol grip, you could use with either hand. There is no way to flip the grip on the horizontal style.

Q: 10. Is this compatible with the induro baby grand?

A: If it's a generic tripod head connector then yes.