Features:_x000D_ 1. 100% brand new and high quality._x000D_ 2. Made of aluminium alloy material with black anodized surface,it is durable._x000D_ 3. This is a single X linear guide sliding track._x000D_ 4. Precision machining and stable performance, good using effect._x000D_ 5. Suitable for laboratory precision inspection, mechanical equipment positioning and movement._x000D_ _x000D_ Specification:_x000D_ Condition: 100% Brand New_x000D_ Item Type: Linear Stages_x000D_ Model: SEMX80-AS_x000D_ Material: Aluminum Alloy (Black Anodized)_x000D_ Moving Distance Adjustment: Micrometer Differential Head_x000D_ Sliding Track: Linear Guide_x000D_ Rail Type: Cross Roller Type_x000D_ Table Size: Approx. 80 * 80mm / 3.1 * 3.1in_x000D_ Load Resistance: 98.0N_x000D_ Stroke: 12.5mm_x000D_ Centimeter Card Accuracy: 0.01mm_x000D_ Parallelism: 30m_x000D_ Moving Parallelism: 10m_x000D_ True Straightness: 3m_x000D_ Product Size: Approx. 111 * 113.5 * 20mm / 4.4 * 4.5 * 0.8in_x000D_ _x000D_ Package list:_x000D_ 1 * Linear Stage_x000D_ _x000D_ Note:_x000D_ 1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin