Category: 15 – Reciprocating mechanics

LPFIB-V1 – 177 – 30

LPFIB-V1 – 179 – 37

Build by Martina. Video

LPFIB-V1 – 178 – 27

Build by dad.

LPFIB-V1 – 174 – 17

Funny! It moves like a stitching machine.