This V-Groove Idler Pulley is for use as a general purpose pulley for power transmission such as compressors, industrial fans, lawnmowers, snowblowers and electrical motors. It comes with symmetrical bore adapters bushed from 17mm to 5/8'' inside diameter. 38500095 features a heavy duty sealed radial single-row bearing.This part is Painted Gray to prevent rusting. Additional Features: Made of Steel Works with 5L/B|C belts Seamweld