Custom Design: Specifically crafted for DJI Action series, this metal foldable expansion base is compatible with DJI Action 4 and 3. Featuring an integrated snap-on magnetic design, it ensures secure attachment and stability without the risk of detachment Premium Materials: Made from aluminum alloy, the base boasts a smooth surface that is resistant to rust and impact. It is durable and sturdy, with silicone pads where the camera meets the base, preventing scratches and wear from friction during installation Foldable Expansion: The adapter's base features a dual-interface foldable design, for GoPro interface at the fold and a 1/4 screw mount in the middle. These two interfaces are compatible with most mount accessories, providing versatile usage options Ease of Use: The press-on clips on both sides allow for easy attachment. Simply align with the bottom of your camera, press to lock in place, and quickly attach the necessary mount accessories. Weighing just around 30g, this compact and lightweight base is highly portable Personalized Aesthetic: The base is entirely black with orange clips on both sides, adding a touch of style and making it easily identifiable while enhancing the look of your camera Specifications: Product Dimensions: 42*21*18.6mm Material: Metal