40BS38 X 1 1/4 Sprocket - 1/2" Pitch - 38 Teeth - 1 1/4" Finished Bore Includes Keyway & 2 Set ScrewsCommon Interchanges 40B38F 1D UST40B38 1 1/4
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40BS38 X 1 1/4 Sprocket - 1/2" Pitch - 38 Teeth - 1 1/4" Finished Bore Includes Keyway & 2 Set ScrewsCommon Interchanges 40B38F 1D UST40B38 1 1/4
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