The Planetary Gearbox (PG) series of gearboxes and gearmotors feature robust planetary gearing inside paired with reliable motors. You asked for it, we delivered. This gearbox now features a 0.375" HEX output shaft to easily attach to 3/8" bore wheels, sprockets, and other motion products without the need for special adapters. The PG71 Gearmotor includes 775 motor with integrated quadrature encoder, simplifying feedback control.