Search by Part Parent category 20 shell 20 shell Showing all 3 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low MS25042-20D W/CHAIN. DUST CAP FOR #18 SHELL THREADED PLUGS More Info MS25042-20DA W/CHAIN. DUST CAP FOR #18 SHELL THREADED PLUGS More Info MS3181-20C W/CHAIN. DUST CAP FOR #20 SHELL BAYONET PLUGS More Info