Keep water and debris out of your Lucas headlight shell by installing a new o-ring. This o-ring fits under the Lucas ammeter bezel and seals the outer diameter when you secure the ammeter to the shell. Although this o-ring will seal your ammeter it will also help cure vibration by acting as a "cushion".
O-rings are sold in groups of 5. Fits all Lucas ammeters that measure approx 1 3/4" which are the most popular size as fitted to most 1950's through the 1970's Triumph, BSA, Norton, AJS and Matchless motorcycles.
- Made in the USA
- Free shipping in the USA