Linear ActuatorChina hman machinery professional manufactures the industry's largest selection of electric Linear Actuators. High efficiency with Ball Screws provide integral freewheeling at stroke ends. ACME screw also with high quality and widely used.DC 12V /24V. AC motors both available. Applications include heavy industry, satellite actuator, for solar track, fitness equipment,RV,medical equipment, dental chairs, handicap equipment, material handling equipment, valve operators, ergonomic systems, LCD /plasma TV lift and many others. We provide full technical support for your applications.Over 35 models, each with several available sizes, meet the requirements of guidance, load and speed for precision and commerical linear motion applications.