The Studica Linear Servo RC Actuator 50-200 is a new Servo motor which has a stroke of 50mm. It works the same way as the any standard rotary servo
linear servo products for sale
Mightyzap Micro/Mini Linear Servo Motor Actuator, 27mm Stroke, RS 485
2 Stroke 115 lb Thrust Heavy Duty Linear Actuator - ServoCity
linear servo products for sale
Linear Servo RC Actuator 50-200 Studica Canada - Robotics, Automation Technology for Education and Industry