2PCS Spring Coupling Universal Joint Connector 4mm*3.2mm 4mm*2.3mm 4mm*2.3mm 3mm*2.3mm 3mm*3.2mm 3mm*3mm 4mm*4mm for Brush Motor RC Boats Marine
▷ Description
- Used for brushed electric RC boat model, marine
Suitable for brushed motors smaller than 775, such as 370, 380, 540, 550...
Better to install than a hard coupling, more flexible rotation, less noise
▷ Specification & Features
- - Material: copper
- With 3mm set screws to fix
- Length: 32mm
- Out Diameter: 9mm
- Sizes Optional: 4mm*2.3mm
4mm*3.175mm
4mm*2.3mm
3mm*2.3mm
3mm*3.175mm
3mm*3mm
4mm*4mm
▷ Package Includes
- 2 pieces of Spring Coupling for brushed motors RC Boat marine