$19.90Helmet Lock
myminifactory
This is a cipher lock for keeping the helmet safe on a bicycle. See the story on the image as a brief. More details in the "Assembly Manual-Helmet Lock" file, can be downloaded free at: https://www.behance.net/gallery/141227167/Helmet-Lock-Assembly-Manual?share=1 https://www.thingiverse.com/thing:5324277 Don't forget to change the suffix of "Assembly Manual-Helmet Lock" from ".doc" to ".pdf" to get more information. The basic operation of Helmet Lock Video: https://www.youtube.com/watch?v=oso-A457dVM Helmet Lock Cipher Reset Video:https://www.youtube.com/watch?v=ier3HuYVE9g Some parts need support, just let the slice generate support automatically. 80% infill is recommended for all parts. All parts can be printed in any print space bigger than 100mm x 100mm x100mm machine, like Voron V0. Esun PLA+ or Polymaker Polyplus PLA has been proved to work well. You need to prepare a bill of standard parts: Springs: Ø1*18*15 x1 Ø0.3*4*15 x1 Ø0.3*3*5 x4 Flathead screw： M2*9 x4 Flange head bolt： M6*30 x1 M6*35 x1 Flange head: M6 x2
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