Offered here in splashy red, the Ultralight T-Knob can be helpful in the film industry as an easy way to color-code underwater camera rigs. Designed for use with a 1/4"-28 bolt, the knob is made of corrosion-resistant Type 2 anodized aluminum and features an ergonomic design for comfortable handling.

Corrosion-Resistant Anodized Aluminum    Color-Coded Camera Rigs

Related Questions and Answers

Q: 1. Will this be okay to use with an a7Riii and a Fe 24-70mm f4? Seem to be under the 8lbs weight requirement, just not sure how it is in real-world use for traveling.

A: Yes it will be. This head has an 8.8 pound load capacity, the combination of A7RIII and FE 24-70 F/4 lens are well under that load capacity.

Q: 2. Does this compatible with Gitzo GT3543XLS Systematic Series 3 Carbon Fiber Tripod ?

A: Yes. The tripod uses a 3/8-16 threaded stud. The RRS BH-55 uses a 3/8-16 threaded insert. They work great together.

Q: 3. Will this work with the peak design pro plate?

A: Yes, it will.

Q: 4. Can you buy the screw know clamp separately? If so what is the product name/number?

A: The Screw-Knob Clamp is available for sale separately: https://www.bhphotovideo.com/c/product/1301182-REG/really_right_stuff_b2_mas_screw_knob_style_quick_release_clamp.html

Q: 5. Will this fit on the Feisol TT-15 Mark 2 Mini Carbon Fiber Tabletop Tripod?

A: Yes, the Really Right Stuff BH-30 Ball Head with Mini Screw-Knob Clamp is compatible with the FEISOL TT-15 Mark 2 Mini Carbon Fiber Tabletop Tripod, B&H # FETT15M2.

Q: 6. Does this come with an arca type QR plate?

A: No, i'm sorry this head does not come with a plate. Please click the link below to view some possibilities; https://bhpho.to/2MPa6UH

Q: 7. Has anyone had any experience with the FB-52 ballhead?

A: The majority of Sunwayfoto ball-heads sold by B&H have 4 to 5* reviews. Most of their other products have the same ratings. We feel that you will be satisfied with your purchase of this head.

Q: 8. Does this truly pan 360 degrees or is panning achieved only by movement of the ball?

A: The BH-25 will pan by the movement of the ball head. The BH-30 will have a seperate panning lever. See: https://bhpho.to/2yDP42r.

Q: 9. How much turning is required to open/close the clamp of the screw-knob version?

A: To does not take many turns to open or close the clamp on the Really Right Stuff BH-40 Ball Head with Full-Size Screw-Knob Clamp. But if you do not want to slide the plate out and have it come from above you need to loosen it more.

Q: 10. Comparing this ball head to the smaller FB-44III ball head (BH #SUFB44III) shows this has a lower load capacity (44 lb vs 66 lb). Is this correct? Shouldn't this larger version have the greater load capacity?

A: While it may seem the FB-52 should have a larger maximum load capacity, according to Sunwayfoto's website, the Sunwayfoto FB-52 Ball Head has a maximum load capacity of 20 kg, which is 44.1 lbs. The Sunwayfoto FB-44III Ball Head has a maximum load capacity of 30 kg, which would be 66.1 lbs. If you need more assistance, you may contact Sunwayfoto directly by e-mailing them at service@sunwayfoto.com.