This genuine McCormick 6718866A1 shim is an essential component designed for precise spacing and alignment within various agricultural machinery applications. Manufactured to OEM specifications, it features an inner diameter of 30mm, an outer diameter of 45mm, and a thickness of 1mm. This high-quality shim ensures optimal performance, helps maintain proper clearances, and reduces wear in critical assemblies, contributing to the longevity and efficiency of your McCormick equipment.