Cylinder Piston Fit For 1973-1985 For Honda For CB125S, For 1973-1974 For Honda For CL125S 12100-383-030, 12191-330-306, 12251-437-P00, 13101-383-030, 13111-440-000, 13011-383-621. 3、High Durability: The cylinder Piston is made from aluminum alloy material, resulting in a lightweight suitable, improved heat dissipation, and extended service life.