40MM Cylinder Piston Ring Pin Kit For OLEO MAC 941 GS410 EFCO 141SP 141 SP Chainsaw Replace OEM # 50172021
https://www.vogueparade.com/shopping/EN/12503/4/4000181964331/40mm-cylinder-piston-ring-pin-kit-for-oleo-mac-941-gs410-efco-141sp-141-sp-chainsaw-replace-oem-50172021//