S, crankcase drain plug. 1/2-20. Magnetic 502452 fits S Big Twin crankcase manufactured after January 5-2000; S X-Wedge crankcases Zinc plated. See 915144 (S) or 507195 (James) for replacement O-ring Δείτε περισσότερα στον κατάλογο V-Twin Home > Parts > Oil Tanks & Filters > Oil Tanks > Oil Drain Plugs > S, crankcase drain plug. 1/2-20. Magnetic