The Fisher and Western P2100 is a genuine 12-tooth cogged pulley designed for use on Fisher and Western salt spreaders, specifically the 500, 1000, 2000, and Blizzard LP-8 series. This crucial drive gear features a 5/16-inch center bore to fit on the motor shaft, ensuring proper engagement of the drive belt for reliable material distribution. It's an authentic OEM replacement part, essential for maintaining the performance and longevity of your spreader.