Photo 1 of Haishine .325"-7T Clutch Drum Sprocket Oil Pump Worm Gear for Husqvarna 340 345 346XP 350 351 353 445 450 Chainsaw Parts Rim Sprocket Kit Replace 503980002, 503980071,503931801

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Photo 1 of Haishine .325"-7T Clutch Drum Sprocket Oil Pump Worm Gear for Husqvarna 340 345 346XP 350 351 353 445 450 Chainsaw Parts Rim Sprocket Kit Replace 503980002, 503980071,503931801Photo 2 of Haishine .325"-7T Clutch Drum Sprocket Oil Pump Worm Gear for Husqvarna 340 345 346XP 350 351 353 445 450 Chainsaw Parts Rim Sprocket Kit Replace 503980002, 503980071,503931801