This V-Groove Idler Pulley works both as an OEM replacement and as a general purpose pulley for power transmission such as compressors, industrial fans, lawn mowers, snowblowers, and electric motors. It comes with a bore adapter to bush down from 17mm to 1/2'' inside diameter. 35494050A features a heavy duty sealed radial single-row bearing.This part is Painted Black to prevent rusting. Additional Features: Made of Steel Works with 5L/B belts Seamweld Direct OEM Replacement for: Intelligrated: 22622600