FitBest New Ignition Coil Fits Husqvarna Chainsaw 50 51 55 61 257 261 262 266 268 272 XP New high quality replacement ignition coil Fits for Husqvarna chainsaw models 50 51 55 61 257 261 262 266 268 272XP Replaces P/N: 503901401 544018401 Package includes 1 ignition coil + 1 cable Super fast shipping from IL