PTO CLEARER FOR POWER SAWS MODELS: 340 345 346XP 350 351 353 355 HUSQVARNA part no.: 011493 original part no.: 503.9059.01 503905901 ALSO COMPATIBLE WITH: JONSERED FOR POWER SAWS MODELS: 2141 2145 2147 2149 2150 2152 2153 2245 2250 original part no.: 503905901 CZ