CNC Machining Micro Limit Switch Kit with Mounting Plate for 3D Printer, OX CNC, Workbee and Other CNC Router Machine: Amazon.com: Industrial & Scientific
Proximity Limit Switches [Archived]
Proximity Limit Switches [Archived]
Home Switch and CNC Limit Switch [Easy, Accurate and Inexpensive]
Micro Limit Switch Kit with Mounting Plate - Maker Store USA
6040 4 axis Chinese CNC - Installing Limit Switches help