1. Fast switching, efficient and stable 2. Standard Arca-Swiss size design, compatible with most Arca heads 3. With two-way lock design, it can effectively prevent accidental touch 4. 1/4 inch and 3/8 inch threaded holes are reserved at the bottom, which can be adapted to stabilizers, ordinary heads, tripods, slide rails and other equipment (not included) 5. Multiple quick-release mounts can be used in combination to achieve one-step switching of the camera on the slide rail and tripod, and one-step switching between different shooting equipment 6. Material: Aluminum Alloy 7. Interface: 1/4 inch, 3/8 inch 8. Card slot: Arca standard 9. Size: about 6.3 x 4 x 2.1cm 10. Weight: about 73g 11. Note: only quick-release mount, not including others