3pcs Optical Switch Optical Endstop Light Control for 3D Printers RAMPS 1.4 Board FOR CNC machine switcher Limit Switch

3pcs Optical Switch Optical Endstop Light Control for 3D Printers RAMPS 1.4 Board FOR CNC machine switcher Limit Switch
sku: 32858496154
$1.83
Shipping from: China
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