Quick Summary
The SMALLRIG 22" Magic Arm with Clamp is an articulating desk mount with a 56 cm arm and a clamp base. It is built around double-ball joints for angle adjustment, and the listing also states a 1/4"-20 to 3/8"-16 adapter plus a phone clamp for 7-10 cm wide phones.
It is intended for equipment such as lights, webcams, microphones and action cameras. The clamp opens to 63.5 mm, and the product description also mentions anti-slip pads and scratch-protection features on the clamp and arm contact points.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | SMALLRIG, which helps identify the exact accessory range. |
| Model | 4766, useful for matching the exact version. |
| Product type | 22" magic arm with clamp for mounting small equipment. |
| Arm length | 56 cm / 22", which affects reach and positioning. |
| Clamp opening | Up to 63.5 mm, so the mounting surface needs to fit within that range. |
| Phone clamp width | 7-10 cm, relevant if mounting a phone. |
| Thread adapter | 1/4"-20 to 3/8"-16 adapter included for thread matching. |
| Device types named | Light, webcam, mic and action camera. |
What to Compare Before Buying
- Reach: The 56 cm arm gives the main positioning range. Check whether that length suits the distance you need between the clamp point and the device.
- Clamp size: The clamp opens to 63.5 mm. Compare that with the desk, tube or other surface you plan to mount it on.
- Thread type: The arm uses a 1/4"-20 interface and includes a 1/4"-20 to 3/8"-16 adapter. Check the thread size on your equipment.
- Phone width: The phone clamp is stated for 7-10 cm wide phones. Compare that with the device you want to hold.
What Is Included
- 1 x 22" magic arm
- Clamp base
- 2 x standard 1/4"-20 screws
- 1 x 1/4"-20 to 3/8"-16 adapter
- Phone clamp
Before You Decide
Check the clamp opening, arm length and thread size against your setup before choosing this version. If you want to mount a phone, confirm that the phone width sits within the stated 7-10 cm range. For other devices, make sure the thread and included adapter match the equipment you plan to use.





