PISTON FOR POWER SAWS: 365X-TORQ 372XP X-TORQ IN THE BOX YOU WILL FIND PISTON - SEGMENTS - SPINOTTO - SEEGER Ø50 Ø SPINOTTO 12 HUSQVARNA Original Part No.: 040515 Original Part No.: 577 20 77 5772077 02 207702 02207702 510 44 39 02 510443902 443902 MF