ZAMAK C1U-K42B DIAPHRAGM CARBURETTOR FOR 2 AND 4 STROKE ENGINES REPAIR KIT: RB-59 (cod. R126500) MEMBRANE KIT: GND-38 (code R126603) Reference : R120645 Original Code: ALSO COMPATIBLE WITH ECHO BLOWER MODELS: PB2100 CODE: R120645 ORIGINAL CODE: CZ