New Lucas replacement magneto bearings. All magneto replacement bearings we stock are imported from England to work with original Lucas magnetos including some of the following: K1F, K2F, KVF, various mag-dynos and many other mag-types as fitted to most early-mid Triumph, BSA, Norton, AJS, Matchless singles and twins 

All bearings comes with the correct brass cage and "lipped" race (one side) - very high quality bearings. Please refer to your parts catalog for proper fitment.