HTD 3M 20 Teeth Timing Belt Pulley Bore 4/5/6/6.35/7/8/10/12/12.7/14mm 3M Synchronous Wheel Gears For Belt Width 6/10/15mm 20THome Improvement > Hardware3,88 USD (≈ 3,47 €)7,77 USDDisponibileSold by AliExpress WWVai al negozio