This Boston Gear Box Drive 3-Way, 1:1 Ratio, 5/8" Shafts, 1750RPM, 54 lb-in is a top-of-the-line industrial equipment suitable for mechanical power transmission. It is designed with high-quality materials to ensure durability and efficiency in performance. The unit type is in pounds and the nominal ratio is 1:1. It is a great addition to any industrial automation and motion control system. The brand is RPM and the model is RA1031. This gearbox is perfect for those in the mechanical power transmission industry who are looking for a reliable and high-performing equipment.