Western Model OD56B Gear Reducer. HP: 100; Ratio: 21.35; Input RPM: 17

Western Model OD56B Gear Reducer. HP: 100; Ratio: 21.35; Input RPM: 1750; Output RPM: 81; Type: Parallel; S.F.: 1.7. Notes: S/N #3026 Order #43601.4