CNC Router Z-Axis Linear Stage Slide Kit 5.75″ Travel for Mill or Router DIY – vBotTech
Lead CNC V3 Mechanical Kit – 1000 x 1500 - SILVER - Maker Store USA
CNC Z-axis Sliding Table DIY Milling Small Transmission Module 100mm Distance Fraisage Wood Miller Z Axis Motor CNC Router Kit - AliExpress
Aluminum Z Axis Slide 65mm Stroke Linear Actuator Kit for CNC Router 52mm Clamp | eBay
QWORK 4080U Z-axis Screw Slide Table Linear Actuator Kit, 7-7/8" High Precision Linear Module for Engraving Machines, Laser Printers, 3D Printer and DIY CNC Router Parts X Y Z Axis, 200mm Black: