Product name: Coupling
Product material: aluminum alloy
Product use: suitable for 3D printers, motor couplings, ship models, car models, aircraft models, etc.
Pay attention:
​Package include: 1pc coupling
We have 4 types of this coupling ;
1. 5mm*5mm*25mm
2. 5mm*8mm*25mm
3.8mm*8mm*25mm
4.6mm*8mm*25mm
Double check the type before you pay please.Thanks.