2Pcs Shaft Couplings 2/2.3/3/3.17/4/5/6mm Motor Shaft Coupling Coupler Connector Sleeve Adapter Brass Transmission Joint

2Pcs Shaft Couplings 2/2.3/3/3.17/4/5/6mm Motor Shaft Coupling Coupler Connector Sleeve Adapter Brass Transmission Joint

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