Timing Pulley 42H100-SK

H (1/2" Pitch) QD style pulleys are renowned for providing precise, slip?resistant power transmission in various industrial applications. Unlike the MPB style (Minimum Plain Bore), the QD style integrates a specific bushing design (often denoted by the “suffix” in the model number) that’s engineered for a quick disconnect. This means that instead of requiring additional machining to match your shaft’s dimensions, the QD version comes preconfigured with a bushing that fits a predetermined range of bore sizes. The QD bushing is sold separately,