Linear motion Components, Slides, Ball slides, X-roller tables/positioners and systems from sub-miniature to large scale Engineering, contract assembly, full CNC facility waiting to serve your mechanical motion needs

Miniature precision ball screws from 4mm dia. x 1mm lead up to 100mm x 25mm.

linear motion systems stages bearings actuator actuators pillow block guide rails lead screw ball screw shafting positioning device motion control slides ball bearing slide miniature micrometer driven track roller ball slide cross roller slides thomson shafting miniature guide wheel acme precision ball screw xyz axis motion component linear guide linear rails

smi builds an array of actuators linear motion systems and components as well customizes linear bearings including precision ground shafting profile rails ball screws lead screws to create linear actuators.