PISTON FOR SAWS: 40 ALSO COMPATIBLE WITH JO 2041 JONSERED SAWS IN THE PACKAGE YOU WILL FIND PISTON - SEGMENTS - PIN - SEEGER Ø40 Ø PIN 10 HUSQVARNA Part No.: 011661 Original part No.: 503.4890.01 ALSO COMPATIBLE WITH PARTNER P 410 MF