5/10P GT2 Idler Timing Pulley 16-Tooth 20-Teeth With 3MM or 5MM Bore With Bearings For 3D Printer Parts 2GT Timing Belt 6MM 10MM

5/10P GT2 Idler Timing Pulley 16-Tooth 20-Teeth With 3MM or 5MM Bore With Bearings For 3D Printer Parts 2GT Timing Belt 6MM 10MM

AliExpress