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One Way Doors

One Way Doors

A lock mechanism that only lets something work from one side

Rack Mechanism One Way Door
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Rack Mechanism One Way Door

one way door 3x5
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one way door 3x5

one way door liftarm 1x7
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one way door liftarm 1x7

double one-way door
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double one-way door

one way door axle 5l
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one way door axle 5l

one way door short axle 4l
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one way door short axle 4l

horizontal simple one way door liftarm 3x5
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horizontal simple one way door liftarm 3x5

one way door liftarm 1x5
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one way door liftarm 1x5

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