Changzhou Beiying Machinery Co., Ltd. has been engaged in the processing and manufacturing of mechanical components for many years. Currently, all key components are marked and shipped out of the factory. The production capacity limit is currently only available to agreed units. Please pay attention. Thank you for your years of support and provide free bearing selection and related design. If the customer provides usage requirements, they can also design and manufacture non-standard bearing products on their behalf. For sales and technical support, please contact: 86 13801506238