Combines lightweight hard aluminum alloy for structural rigidity and 304 stainless steel for wear resistance; brass gear rack provides auto lubrication for long term smooth operations Ideal for optically alignment, automation equipment, lab instruments, and assembly, providing stable positioning for adjustments 70mm travel ranging, 25N (2.5kgf) load capacity, and weighs 0.68kg; includes standard mounting holes (6-M4x7、 M6x12) for easy integration Equipped with aluminum handwheels for fine height adjustments and a red locking levers to secure positions instantly, ensuring stable operations under load Features brass gears for smooth vertical movement with high accuracy and responsiveness, ensuring displacement control without jamming or gaps, Manufacturer: HENYGEN