copper coupling 3.17 to 3.17 cylindrical shaft rod coupling connection sleeve
The spot provides 3.17-3.17 copper coupling ship model car motor connector
Name: 3.17-3.17 copper cylindrical coupling
length: 20 mm
diameter: 8.7 mm
single weight: 8 g
top wire screw: M3
aperture 3.175 + 0.025