GT2 Timing Pulley 2GT 40 Tooth Teeth Bore 5/6/6.35/8/10/12/12.7/14/15mm Synchronous Wheels Width 6/9/10mm Belt 3D Printer PartsHome Improvement > Hardware6,10 USD (≈ 5,44 €)DisponibileSold by AliExpress WWVai al negozio