25BS21H X 3/4 Sprocket - 1/4" Pitch - 21 Teeth - '3/4" Finished Bore Includes Keyway & 2 Set Screws Hardened Teeth Common Interchanges 25BS21 X 3/4 H25B21 3/4
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25BS21H X 3/4 Sprocket - 1/4" Pitch - 21 Teeth - '3/4" Finished Bore Includes Keyway & 2 Set Screws Hardened Teeth Common Interchanges 25BS21 X 3/4 H25B21 3/4
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