HTD 3M 36T 38T 40T Black Steel Synchronous Wheels Bore 5-20mm Keyway Bore 3x1.4/4x1.8/5x2.3/6x2.8mm Timing Belt Width 10/15mmHome Improvement > Hardware10,90 USD (≈ 9,72 €)21,79 USDDisponibileSold by AliExpress WWVai al negozio