The Solution is here. The answer to the prehistoric and obsolete caged roller bearings found in all Big Twin 10 spring clutches. The solution contains 52 American made bearings, a tube of special grease that will not burn up or fly off, a retainer, and three springs for the clutch hub. The Solution will solve all your clutch problems, give you the firmest clutch basket available, stop clutch slipping and all clutch hub movement. Easily installed in minutes.