The Fisher and Western 94510 is a genuine spinner poly service kit designed specifically for low-profile tailgate spreaders, including the Western Low Profile models 500, 1000, and 2000. This kit includes the crucial polymer spinner disc, ensuring consistent and even material distribution for salt, sand, or other spreading materials. As an authentic OEM replacement, it guarantees a perfect fit and reliable, long-lasting performance in harsh winter conditions, making it an essential part for maintaining your spreader's efficiency.