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The LiftMaster 71-1550B24LGH Sprocket Kit is a precision-engineered 24-tooth drive sprocket designed for LiftMaster operator systems that utilize a 1" shaft with a 1/4" keyway. Proper fitment ensures secure mounting, smooth power transmission, and reliable chain engagement during operation.
Built for durability in commercial and high-cycle environments, this sprocket helps maintain correct drive alignment while reducing wear on chains and related components. Replacing worn sprockets with the correct bore and tooth count supports efficient performance and long-term reliability of the operator drive system.
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