"3018 z axis upgrade" AliExpress
CNC ZAxis Slide Module, Screw Slide Table Linear Rail Guide,For CNC 3018 Pro Router Compatible With 300W/500W Spindle. US Xiao Li product grocery store Store. GTBL CNC Aluminum Z Axis Spindle Motor Mount,85Mm Stroke, 300500W Spindle Holder, 52Mm Diameter For 3018 Pro/3018Prover.