QWinOut 5PCS Motor Hex Coupling Hexagonal Brass Connector Connecting Shaft Copper Connector for Motor Wheel DIY Robot Car Chassis 2mm

5PCS QWinOut Motor Hex Coupling Hexagonal Brass Connector Connecting Shaft Copper Connector for Motor Wheel DIY Robot Car Chassis

parameter:
Product material: brass, pure copper

Specification: 2mm 3.17mm 3mm 4mm 5mm 6mm 7mm 8mm

Hexagon side length: 7mm,

Diagonal distance: 13.6mm,

Opposite side to opposite side: 12mm,

Total height of coupling: 18mm,

Cylinder height: 12mm,

Outer diameter of cylindrical part: 11.5mm,

Internal diameter of cylindrical part: 3.17, 3, 4, 5, 6, 7, 8mm. Eight kinds.

Suitable for connection diameter: 3.17, 3, 4, 5, 6, 7, 8mm. Eight kinds diameter shafts.

The screws for side fastening are M4 screws, and the fixing screws for the center hole of the hexagonal surface are M4 screws.