Item Type: Manual Adjustable Platform Model: HG-A90 Table Size: Approx. 40 x 90mm / 1.6 x 3.5in Moving Direction: X axes 1 direction Body Material: Aluminum alloy (black anodized) Movement Mode: Manually rotate the knob to advance the gear drive Sliding Track: Gear guide Rail Type: Dovetail groove type Number Of Countertop Threaded Holes: 10Pcs Threaded Hole Diameter: Approx. 4mm / 0.2in Threaded Hole Depth: Approx. 6mm / 0.24in Withstand Load: 98N (10Kgf) Moving Stroke: 35mm Minimum Scale: 0.01mm Parallelism: 60m Moving Parallelism: 0.1mm/60mm Structure: Detachable Application: Optical equipment, measuring devices, semiconductor manufacturing equipment, testing machines, microscopes, photographic equipment, handling machines, processing machines, printing machines and others. Package List 1 x Sliding Platform 1The main body is made of aluminum alloy, light weight, strong, friction-resistant, quiet, scratch-resistant, drop-proof and corrosion-resistant. 2This adjustable sliding platform is controlled by a gear rotating handle and a dovetail groove guide. 3This optical sliding stage has high accurate, smoothness, high load resistance and stable movement. 4The manual sliding platform adopts R angle protection, safety protection, convenient and practical. 5Used in optical equipment, measuring instruments, semiconductor manufacturing equipment, testing machines, microscopes, photographic equipment, handling machines, processing machines, printing machines and others.