Automatic CHICKEN DOOR Dirt Cheap

My goal was to make automatic chicken door as cheaply as possible. In metric.Things used: [please check if it matches, i bought these things a long time ago]-2x bearing holder or rail support; inner diameter 10mm-2x bearing MR105 inner diameter 5mm*10mm-M5 rod-6X M5 nuts-shaft coupler 5mm 5mm-sink c...
By: might111

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