This kit from Marathon Electric is a great choice for those looking to convert a hubless motor to a res ring motor. It's designed for use with AC current, and is compatible with single phase AC. The kit is ideal for use in a variety of industrial automation and motion control applications, and is sure to meet the needs of many businesses and industries. With its high quality construction and reliable performance, this kit is a great choice for anyone looking to upgrade their motor system. Whether you're in need of a more powerful motor or simply want to improve your efficiency and productivity, this kit is the perfect solution. So why wait? Order your Marathon Electric A111 kit today and experience the benefits of a top-quality, reliable motor system!