The Ulanzi OA-11 Dual Interface Folding Base for DJI Action 2/3/4 V2 is a compact, foldable magnetic base for DJI Action cameras. It offers two mounting options in one small adapter: a GoPro-style two-finger grip and a 1/4"-20 thread for tripods, arms, or other mounts.
The Ulanzi OA-11 Dual Interface Folding Base for DJI Action 2/3/4 V2 is a compact, foldable magnetic base for DJI Action cameras. It offers two mounting options in one small adapter: a GoPro-style two-finger grip and a 1/4"-20 thread for tripods, arms, or other mounts.
The Ulanzi OA-11 foldable magnetic base for the DJI Action 2/3/4 V2 gives you a GoPro-style two-finger mount and a 1/4"-20 thread in one small adapter.

Flip the base and you have either a two-finger mount for action mounts or a 1/4"-20 thread for tripods and arms. The camera holds magnetically with two locking clips.
1/4"-20 thread.
GoPro two-finger mount.
Compatible with GoPro-style mounts.
Weighs only 28 g.
The foldable design lets you use either the two-finger action mount or the 1/4"-20 thread as needed. The magnetic base with two locking clips holds the camera firmly in place.

The two-finger mount fits common selfie sticks, articulating arms, chest and head mounts and other accessories with a GoPro-style fitting. The low profile keeps the setup from growing bulky.

With the 1/4"-20 thread you can easily put the camera on a standard tripod or mini tripod. A load capacity of up to 1 kg covers a camera with add-on modules. Photos are illustrative.

The aluminum alloy body is sturdy yet weighs just 28 g. The base measures 40 × 21 × 13 mm, so it suits travel and outdoor use.
The OA-11 is a practical adapter for quickly switching between different mounting types. The magnetic base with two locking clips holds the camera securely, and the foldable design lets you use either the two-finger action mount or the 1/4"-20 thread as needed.
This makes it easy to attach the camera to standard tripods, selfie sticks, articulating arms, chest and head mounts or other accessories with a GoPro-style fitting. The low-profile design keeps the setup from becoming bulky.
The aluminum alloy body stays sturdy yet light. A load capacity of up to 1 kg covers common action camera setups including add-on modules, and a weight of 28 g suits travel, outdoor use and everyday filming.
| Manufacturer: | Ulanzi |
| Category: | Accesories Rigy |
| Material | Aluminium alloy |
| Use / compatibility | DJI Osmo Action 3 · DJI Osmo Action 4 |
| Colour | Black |
| Load capacity | 1kg |
| Weight | 28g |
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