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Item ID: 50B21F107H 50 Pitch, B Hub, 21 Teeth Hardened 1-7/16 Finished Bore UPS SKU: 4903863147072 Bore: 1-7/16 Technical Specification Part No.: 50BS21H Type: Single Type BS Teeth: 21 OD: 4.520 L: 1 Finished Bores (Includes Keyway and 2 Setscrews): 3/4, 7/8, 1, 1-1/8, 1-3/16, 1-1/4, 1-3/8, 1-7/16, 1-1/2 App. Wt. (lbs): 2.25
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🇺🇸 Ship from USA · On Agora since 2026
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