Linear actuators and linear actuator connectors expand tube/clamp connector assemblies with single tube linear axes with linear actuator connectors and guide carriages that have been made from a tube/clamp connector element. The position, tilt, or format can be easily adjusted by a spindle driven by a handwheel. Linear actuators or double tube linear actuators are available in Steel or Stainless Steel. Linear actuator connectors are available in Stainless steel and Aluminium.