For sale is a Boston GearBox ratio: 30:1 Model F724-30-B5-G Output torque 1200 LB IN Boston GearBox Ratio 5:1 Model FSP5A+ Output torque 124 LB IN Total ratio is 150:1 Marathon 1 HP Electric Motor Model: LVH 56T17F5323J P 3 PH; 60 Hz: 1 HP; 1725 RPM; 208-230/460 V; 3.4-3.6/1.8 A; 50 Hz: 3/4 HP; 1425 RPM; 190/380 V; 3.4/1.7 A Shaft is 1-1/8"