For sale is a Magnetek 1/4 HP Variable Speed DC Gear-Motor with Attached Boston Gear 50:1 Ratio Speed Reducer (Gearbox) and KB Penta-Power Variable Speed Drive. 3/4" Diameter output shaft. Please review the photographs to see the complete motor and gearbox spec's. I tested this motor / speed controller, and it appears to be in good working order. Single Phase 1/60/115V AC Input with cord... just plug it in.