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Paper Strip Music Box Mechanism
Hand Crank Paper Strip Music Mechanism Battery Operated Paper Strip Music Movement
DIY Paper Strip Music Box Mechanisms,
There are
15 note paper strip music box mechanisms
20 note paper strip music box mechanisms
30 note paper strip music box mechanisms
and for 30 note paper strip music mechanism,there are
Hand crank or electric
Plastic gear or brass gear
Also electric models can be connected to the power supply through a data cable.