Piston Ring STD replaces Partner 503 28 90-17
Piston Ring STD replaces Partner 503 28 90-17
Stihl 1127 034 3006Partner 503 28 90-17Stihl 1119 034 3000
Fits Models:
Partner K650 and K700 Active I, II and IIICylinder Diameter: 49 mmPiston Size: Std.Ethanol: Not compatible with greater than 10% ethanol fuelPackaged in reusable protective polycarbonate case