Description
The Nauticam 4" Single Ball Arm (NA-72303) is a compact and versatile mounting solution designed for underwater strobes and lighting accessories. Featuring a 1-inch ball mount on one end and a YS-style connection on the other, this arm allows direct attachment to compatible strobes without requiring an additional adapter.
Its short 4-inch length makes it ideal for tight, compact setups—perfect for macro photography or when you need precise light positioning close to your subject.
Key Benefits:
- Ball-to-YS design for direct strobe connection
- Compact 4" length for precise positioning
- Ideal for macro and close-range lighting
- Durable, corrosion-resistant construction
- Reduces need for extra adapters
Who It’s For:
- Underwater photographers using YS-mount strobes
- Divers building compact or macro-focused rigs
- Users looking for simple, streamlined lighting setups
What’s Included:
- 1x Nauticam 4" Single Ball Arm (NA-72303)
Specifications:
- Product Type: Single Ball Arm
- Brand: Nauticam
- Model: NA-72303
- Length: 4 inches
- Connection Type: 1-inch ball + YS mount
- Material: Anodized aluminum
- Compatibility: YS-type strobes and standard ball clamps
- Application: Mounting strobes or accessories
FAQ
What is a YS mount?
It’s a standard connection used by many underwater strobes (like Sea & Sea or INON), allowing direct attachment without extra adapters.
Do I need a clamp for this arm?
Yes, a clamp is required to connect the ball side to your tray or another arm.
Is this good for wide-angle setups?
It’s better suited for macro or compact setups. For wide-angle, longer arms are usually preferred.
Can I combine this with other arms?
Yes, you can integrate it into larger arm systems for added flexibility.

