Ulanzi ST-27 Metal Phone Holder Clamp with Cold Shoe Arca 360°Rotatable Tripod M

【3 Standard ¼" Interfaces & 3 Cold Shoes】Equipped with 3 standard ¼" screw holes, ULANZI universal tripod mount supports vertical or horizontal shooting. 【Standard Arca Swiss】Designed with arca-swiss mount at bottom, the phone mount for tripod is compatible with standard Arca devices to achieve quick release, install fast.

eBay