The AndyMark NeveRest Classic 60 Gearbox is an advanced mechanical component designed as a direct replacement for existing NeveRest gearmotors. This gearbox features a robust steel construction and is pre-lubricated for optimal performance. It includes a bolt pattern with six 0.098-inch holes on a 1.22-inch diameter bolt circle, and it accommodates a single NeveRest Classic motor. The gearbox is equipped with six M3 threaded mounting holes and an output shaft diameter of 6mm (0.24 inches) with a 0.5mm deep flat. It offers a gear ratio of 60:1 and weighs a mere 0.18 lbs. With a maximum diameter of 1.457 inches and an overall length of 2.163 inches, this gearbox is compact yet powerful. Screws are included for easy installation.