Features: Expand your setups with this strong metal 17mm female to two male ball head adapters, designs to securely hold two devices simultaneously on compatible tripods or phone mounts. Features two 17mm connectors with full 360 degree rotation and reinforced metal construction for stable positioning of smartphones/tablets on magnetic holders or desktop stands. Essential for content creators, delivery drives , and photographers requiring multiple device support during live streaming, navigation monitoring, or creative projects. Effortlessly transforms single mount setups into two screen stations for dashboards filming, conference calls, social media production, or hands frees locate tracking. Universally suitable for 17mm ball head systems, this corrosion resistant adapters enables vertical/horizontal screen configurations across car, studio, and tripods applications. Specifications: Material: Plastic Size: 12cm long, 9.7cm wide, 2.3cm wide, ball head 17mm Package Includes: 1xPhone Mount adapters note: Please allow 1 to 3cm error due to manual measurement, please make sure you not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.