New English Made Lucas Type Magneto Pick Wire Acorn Nut Set. These New Acorn Nuts are excellent Replacement Parts! Made of a Durable Plastic which happens to be stronger then the Original Lucas “Bakelite” Acorn Nuts! Fits most Lucas Magnetos on British Motorcycles that include Triumph, BSA, Norton, AJS, Matchless, Etc from the 1930’s through the 1960’s! May also fits various British Cars that included Jaguar, MG, Triumph & More! Please refer to your parts catalog for proper fitment.*****Always check your parts book & numbers to ensure that these parts will fit your application!*****Made in EnglandO.E.M Part number is 410600