You will get the brand new bearing set 50 each that is pictured to upgrade the ball bearings in your frame steering neck. The OD measures 1/4″ This is a complete set for the top and bottom. This fits 650 years 1964 to 1979 Also correct for some unit 500 frames 70 71 72 73 74, BSA Twins. We combine shipping costs on multiple wins, so check out our ebay store. Contact us with any questions / / When working on the later years, make sure that you measure the ball you need, it might have been changed from 3/16″ to 1/4″ or they might have used the bigger in the transition years. 50 will cover all bikes, some models will use only 40, 45 or 48

These are hardened high carbon polished steel.