OO / HO scale semaphore suction device by chrisingy 3d model
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OO / HO scale semaphore suction device by chrisingy

OO / HO scale semaphore suction device by chrisingy

by Thingiverse
Last crawled date: 4 years, 6 months ago
Printing:
Print all 3 parts and attached the two largest parts together using small wire. Glue the small piece onto the cap. A wire from the semaphore to this is then attached.
A small fan is installed inside and this blows open the cap which activates the semaphore.

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