UCX11-34 bearing is a medium-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 2-1/8" shaft. Our UCX11-34 insert bearing has several features: a wide inner-ring, steel retainer, anti-rotation device, and an inner ring and outer ring made from bearing grade steel to produce a high-quality and long-lasting bearing. Our UCX11-34 bearing is made to industry standards dimensionally for direct interchangeability with just about any brand. For additional information or to receive a quote on our UCX11-34 bearings, contact our customer service and, we will be happy to assist you!