Attach a lighting arm to your underwater housing tray's grip handle with this Aquatica 1.0 Delta 3 Ball Mount Flat Plate 1/4-20 Screwsfrom Aquatica 1.0 Delta 3 Ball Mount Flat Plate 1/4-20 ScrewsTechnical Lighting Control series. It features a standard 1.0" ball mount with an O-ring, allowing for connection to optional arm components via ball-joint clamps. The O-ring prevents slipping and enables a better hold with less force when the ball is connected to a ball clamp.

At the other end of the unit is a flat plate for attachment to grips with 1/4"-20 holes, which are standard on Aquatica handles. The required mounting screws and a hexagonal wrench are included. Built to last, the ball mount is made from aluminum that has been hard anodized and treated with Teflon for resistance to corrosion and other wear and tear.

O-Ring Prevents Slipping, Improves Hold    For Grips with 1/4"-20 Screws    Enables Lighting Arm Attachment

Related Questions and Answers

Q: 1. What are the sliding plates dimensions? How much does each side measure? Thanks

A: According to Manfrotto the plate measures as such: Accessory Size Height 0.24 in Accessory Size Length 5.51 in Accessory Size Width 1.73 in https://www.manfrotto.com/us-en/357plv-sliding-plate-357plv/

Q: 2. Can this be attached to a manfrotto video head?

A: There are no Manfrotto video heads that accept Acra-Swiss-type plates. So, the Kirk Universal Multi-Use Lens Plate with 2 Screws is incompatible with Manfrotto video heads unless you use the Kirk Arca-Type Quick Release Bridge System for Manfrotto MVH 502AH Head.

Q: 3. Will this fit standard QD fittings? or does kirk have a proprietary size like ProMediaGear?

A: As far as we are aware, Kirk's QD socket will fit standard industry QD straps/accessories :)

Q: 4. Will this fit a Manfrotto 516 fluid head?

A: The only recommended plate, as per Manfrotto, for their 516 fluid head is the following: https://bhpho.to/3bxaEXQ

Q: 5. Is it possible to connect a cotton carrier hub to this plate?

A: Yes, it's possible to connect a Cotton Carrier CCS Flat Camera Hub with the Kirk Universal Multi-Use Lens Plate with 2 Screws.

Q: 6. works by adjusting with only one screw instead of two?

A: The SmallRig Mini Top Handle for Lightweight Cameras would normally connect to Smallrig cages with two screws.

Q: 7. what is the max weight load? Can this be used with the c200?

A: This does not list a load capacity. However it can work with cages that uses a variety of different size cameras. If you have the proper connections on a cage with a C200, it should work fine.

Q: 8. with a d800, 105 lens, what else do you need with this? any other port extension

A: You will need to add the Aquatica Port Extension. Right now the lens has to be used autofocus only. Aquatica is working on a set of focus rings that are compatible with that port.

Q: 9. Does this work the 510 fluid head?

A: This QR plate is designed to work with: GVM G169, GVM G175, Manfrotto 526 Tripod System, Manfrotto 526 Video Head, Manfrotto Element MII, Manfrotto XPRO, Sirui P-324SR, Sirui P-426SR.

Q: 10. Will this item work on a Nikon 800mm PF lens for use on an Arca Swiss tripod?

A: Yes, the Kirk Universal Multi-Use Lens Plate with 2 Screws (4.5") is compatible with the Nikon NIKKOR Z 800mm f/6.3 VR S Lens and an Arca Swiss type clamp.