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1.Material: Made of pure brass, sturdy, reliable and strictly functional.
2.Function: A special coupler, used for connecting the motor shaft and the hexagon wheel of the robot, cars, and other models.
3.Use: Suitable for model shaft connection, perfect accessories for RC Model motor, etc.
4.Feature: Durable and insulation, make your shaft more stable, easy to install and replace.
View moreWhat’s Included2pcs Hex Coupler, 4pcs M4 Screws, 1pcs 4mm Hex Wrench.Specifications
Hexagonal Side: 7mm
Hex Height : 6mm
Opposite Side: 12mm
Cylinder Height: 12mm
Cylinder Outer Diameter: 11.5mm
Cylinder Inner Diameter: 4mm
Fastening Screw Hole: M4