1、Main body is made of good quality aluminum alloy material, which is light weight 2、Strong, friction‑resistant and silent, scratch‑resistant, drop‑resistant, and corrosion‑resistant 3、Gear rotation handle control with dovetail groove type guide rail, come with high accuracy, smoothness, high load resistance, and stable movement 4、X‑axis linear stage support R angle protection, which guarantee safety 5、Come with gear + rack type knob, you can manually rotate the knob to advance the gear drive 1 x X-Axis Linear Stage Item Type: X-Axis Linear StageModel: HC25-A150Table Size: Approx. 42 x 25mm / 1.7 x 1inMoving Direction: X axis 1 directionBody Material: Aluminum alloy (black anodized)Drive Mode: Manually rotate the knob to advance the gear drive (gear + rack)Sliding Track: Rack guideRail Type: Dovetail groove typeNumber of Threaded Mounting Holes on the Countertop: 6Threaded Mounting Hole Diameter: Approx. 4mm / 0.2inThreaded Mounting Hole Depth: Approx. 6mm / 0.2inHorizontal Load Resistance: 29.4N（3Kgf)Rail Length: Approx. 150mm / 5.9inMoving Stroke: ± Approx. 65mm / 2.6inMinimum Scale: 0.01mmStraightness: 0.03mmScope of Application: Optical equipment, measuring instruments, semiconductor manufacturing equipment, testing machines, microscopes, photographic equipment, handling machines, processing machines, printing machines and others