Connection Diameter: 2mm to 6mm, Total Length: 20mm /0.78 inch, Outside Diameter: 12mm/ 0.47 inch.Suitable for model car, model boat, hardware, mould, mechanical drive situations etc.
Shaft Coupling 2mm to 6mm Bore L20xD12 Robot Motor Wheel Rigid Coupler Connector Red 2 Pcs
by NeweggConsumer Electronics
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