Product descriptions from the supplier Overview PDV has many different specifications manual translation(linear) stage, including manual stage, linear stage, translation stage ,manual translation stage, Z axis lifting platform, Lab Jack, High-Load Vertical Stages, 360 degree rotation stage, Rotary Stage, Angle adjustment stage and so on . Item Number: PT-SD110 Travel Range: 125mm Actuator Type: Bevel Wheel & Rack Travel Guide: Dovetail Platform: 63mm Ã?? 60mm Parallelism: 50 m Straightness: 30 m Driving Parallelism:40 m Minimum Scale: 5 m Minimum Adjust Distance: 5 m Material Finish: Aluminum Alloy - Black-Anodized Load capacity: 12Kgs Weight: 0.65kgs