3D Printer 2GT 16T 20 Teeth Idler Pulley Bore 3 4 5 6MM With Bearing 6 9 10 15MM GT2 Synchronous Whell Timing Pulley idle Gear

3D Printer 2GT 16T 20 Teeth Idler Pulley Bore 3 4 5 6MM With Bearing 6 9 10 15MM GT2 Synchronous Whell Timing Pulley idle Gear

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