This Double Groove Drive Pulley is for use as a general purpose pulley for power transmission such as compressors, industrial fans, lawnmowers, snowblowers and electrical motors. This pulley does not come with a hub, check out the split tapered bushings in our store to find the right hub. This part is Powdercoated for long-term rust prevention. Additional Features: Made of Heavy-Duty Cast Iron Works with 4L/A|5L/B belts