The ZBX series is a lead screw and nut otherwise known as a linear actuator that is characterized by its anti-backlash structure that is suitable for design operations that require optimum accuracy and precision. This unit consists of a polyacetal nut that can self-lubricated and can be pre-loaded on a stainless steel acme lead screw. It is capable of transferring loads and is integrated with a torque and repeatability features when travelling in either direction.