SPRING BREAKER COMPATIBLE WITH: MOTORWHEEL SAWS MODELS: 455 455E 460 Ø: 21 h: 39.8 mm HUSQVARNA 045650 Original code:537.3046.01 537304601 ALSO COMPATIBLE WITH: JONSERED MOTORWHEEL SAWS MODELS: CS 2255 Ø: 21 h: 39.8 mm original code: 537.3046.01 537304601