New English Made BSA Unit & Pre-Unit Twins Camshaft Pinion Gear Locking Tab Washer. This is as good as it gets! Don't re-use that "Buggerd" up Tab Washer again! Start Fresh! Fits all BSA A50 & A65 Unit Twins (Lightning, Thunderbolt, Rocket, Wasp, Spitifre, Royal Star, Etc) from 1962-1972. Also fits most BSA Pre-Unit A7 & A10 Twins (Shooting Star, Rocket Goldstar, Goldenflash, Road Rocket, Etc) up to 1963. Please refer to your parts catalog for proper fitment.
*****Always check your parts book & numbers to ensure the best fitment! May fit other models that are not listed abouve!*****
•Made in the UK
•O.E.M Part number is 67-0685 or 67-685