V Belt Pulleys, Sheaves, Timing Pulley manufacturer / supplier in China, offering Cast Iron Htd Timing Belt Pulley for Industrial Machine, Timing Pulley H075 H100 H150 H200 H300/Pitch=12.7mm/Steel or Iron, Timing Pulley Bars/Bar Htd3m (pitch=3mm) /Bar Htd5m (pitch=5mm) /Aluminum/Secondary Processing and so on.