There are screw holes on all sides of the product, including 1/4" ARRI locating screw holes and 3/8" ARRI locating screw holes, which allow for expansion of compatible accessories and help prevent fitting reversal. The design enables stable installation and helps prevent screw fitting reversal. Each side features M3 screw holes for mounting machine screws to secure components and prevent loosening. The M3 screw hole spacing is 15mm, supporting both installation and accessory expansion. Available as a single or double-layer transfer screw adapter, the product offers versatile expansion capabilities and reliable performance. Each surface includes mounting screws for compatibility with ARRI-style screw accessories. Special Type C features damping rotation; the upper and lower cube layers are damped, allowing 360-degree rotation and adjustable positioning to suit desired installation angles. Special Type D is a magic cube with tripod adapter compatible with GoPro action cameras, enabling secure installation and integration with GoPro and similar camera accessories.