Cylinder-piston Kpl - 5777647-07 Spare part for chainsaw/brush cutter from the Husqvarna spare parts catalogSuitable for example: Husqvarna 550XP/G/Triobrake (Not Mark II)Jonsered CS2253Jonsered CS2253HJonsered CS2253WJonsered CS2253HWReplacing: 5777647-05, 577 76 47-05, 5777647-03, 577 76 47-03, 5777647-01, 577 76 47-01