Lightnin Heavy Duty Agitator Drive. Model: 72-Q-3. Heavy duty top entering agitator features a right angle double reduction spiral bevel and helical gear oil splash lubricated speed reducer, reducer mounting plate, motor mounting bracket and is also equipped with a rigid/rigid mixer shaft coupling. Siemens-Allis Motor, 3 hp, 1200 rpm, 69 rpm (final), 230/460 V, 60 Hz, 3 phase. Shaft Coupling: 6.25 in. OD with 10 holes spaced 1.5 in. apart. Overall dimensions: 42 in. L x 19 in. W x 21 in. H.