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-SD409 Stage Size: 140mm 220mm Actuator Type: Precision Whet Thread Vertical Travel: 120mm Minimum Adjust Distance: 5 Load Capacity: 25kg Weight: 4.85kg Material: Aluminum Alloy Finish(Surface Treatment): Black-anodized