Features: 1.Lightweight, the main body is made of aluminum alloy, which is strong and resistant to drop and corrosion. 2.Using gear rotating handle control and dovetail grooves guide rail, high accuracy, smoothly and stable movement. 3.With R angle safety protection, wth small size, easy to carry and store, convenient to use. 4.Wide range of applications, can be used in optical instrument devices, measuring devices, semiconductor manufacturing equipment, etc. 5.Great workmanship, perfect replacement for the old one and has a long service life.Item Type: Z?Axis Manual Fine?Tune PlatformModel: HBL-A90Table Size: Approx. 40 x 90mm / 1.6 x 3.5inOverall Product Height: Approx.133mm / 5.2inMoving Direction: 1 direction of Z axisBody Material: Aluminum alloy (black anodized)Drive Mode: Manually rotate the knob to advance the gear drive (gear + rack)Sliding Track: Gear guideRail Type: Dovetail grooves typeNumber of Countertop Threaded Holes: 10Threaded Hole Diameter: Approx. 4mm / 0.2inThreaded Hole Depth: Approx. 6mm / 0.2inWithstand Load: 14.8NTravel Stroke: approx. 35mm / 1.4inMinimum Scale: 0.01mmParallelism: 0.06mmMoving parallelism0.1mm/60mmScope Of Application: Optical equipment, measuring devices, semiconductor manufacturing equipment, testing machines, microscopes, photographic equipment, handling machines, processing machines, printing machines and others1 x Z?AxisManual Fine?Tune Platform