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Fits 1993 to present Sportster and 1993-2006 Big Twin and Twin Cam, except 2006 Dyna
The proven cure for the loose pulley nut. The Jims mega nut has a lock plate built in and can also be secured in several additional places by an easy drilling and tapping operation. Available for all Big Twin, Twin Cam and Sportster from 1993 to present.