PISTON CYLINDER RINGS FOR CHAINSAW ENGINE 154 254 254XP Diameter 45 D.PIN 12 COMPLETE PISTON BM 011668 HUSQVARNA Code: 006184 Original code: 503503903 CHAINSAW ENGINE JONSERED JO 2054 Diameter 45 D.PIN 12 COMPLETE PISTON BM 011668 R.O: 503503902 AT