Part Number: 49-0037 UOM: 1 - SET Summary: Chrome rocker shaft end nuts feature the dome style head found on original 36-47 Knuckleheads. Set of four. Includes rubber o-ring on back side for additional sealing. Exact shape and profile make these the most accurate for 95+ point restorations! When restoring your Big Twin, don't overlook your rocker boxes. Replace your old rocker caps with our V-Twin chrome rocker shaft end nuts. Accuracy Counts! Fitment: EL 1936-1947 FL 1936-1947 Country of Origin: Imported