The Fotopro FT-100 Pro Macro Focusing Rail is a precision camera accessory designed for macro photography applications that require exact positioning control. This focusing rail system features two-axis movement with independent adjustment knobs for horizontal and vertical positioning, allowing photographers to achieve precise focus stacking and composition control. The rail mechanism provides smooth movement with a total travel distance of 150 mm horizontally and 100 mm vertically, enabling fine adjustments for critical macro work. Made from durable aluminum alloy with hardened steel components, the focusing rail maintains stability while supporting camera equipment up to 8 kg. The base integrates a standard 1/4-inch tripod thread for secure mounting on tripods or macro stands, while the top platform offers both 1/4-inch and 3/8-inch mounting options for various camera bodies and lenses. The adjustment knobs feature a rubberized grip for comfortable operation, with millimeter markings for precise, repeatable positioning. The compact design measures 180 mm in length, 120 mm in width, and 45 mm in height, weighing 650 g for portable field use. This focusing rail is compatible with DSLR and mirrorless camera systems and supports macro photography applications including product photography, scientific imaging, and nature documentation, where precise control over camera position is essential for optimal focus and composition.