20 Pcs Drain Screw Gasket Marine Lower Unit Seal Compatible with Most Non-Japanese Mercury/Mariner Outboards and All Mercruiser sold2021 prevent oil dilution or parts

prevent oil dilution or parts damage caused by high temperature or water

easy to carry and not easy to lose

Strong anti fingerprint

also it is suitable for auto

20 Pcs Drain Screw Gasket Marine Lower Unit Seal Compatible with Most Non-Japanese Mercury/Mariner Outboards and All Mercruiser sold2021 prevent oil dilution or parts20 Pcs Drain Screw Gasket Marine Lower Unit Seal Compatible with Most Non Japanese Mercury Mariner Outboards and All Mercruiser Product Features Compatible With 18 2945 Sierra Marine,98 102 09 SEI Marine,9 60101 9 60102 Mallory Marine,31170 GLM,MR 103 OBR Red Rhino,12 19183 12 191832 Mercury Marine. Includes 20 pcs lower unit screw gaskets 12191833, 1219183Q02, 1219183K02 Outside diameter: 14. 2 mm 0. 56 inch, Inner diameter: 9 mm 0. 35 inch.