This listing is for one mast guide bearing. It is made by Enduro, which is known worldwide for top quality bearings. It is manufactured in South Korea. This mast guide bearing is located and ships from the San Francisco Bay Area. It will ship within one business day. Large quantities are available. Please check our store for other bearings. Message with any bearings we can help you find. See the picture for dimensions and cross references. Some pictures are not of the actual roller, but a good representation of the quality you will receive. Thanks for your time.