1、Ideal Applications: This clutch drum sprocket needle bearing kit is perfectly compatible for Husqvarna 340 345 350 351 353 440E 450E Chainsaw to accurately meet your needs. 2、Durable Construction: The chainsaw sprocket replacement part is made of high quality iron material with high hardness and strength, not easy to damage, long lasting to use. 3、High Accuracy Production: The clutch cover drum sprocket is engineered for 7 teeth with high accuracy, delivering higher working efficiency and stable performance. 4、Convenient Installation: Clutch drum sprocket with needle bearing is produced on the base of standard, you can directly replace your original one for time and effort saving. 5、Better Replacement: This heavy duty clutch drum assembly is highly practical, with professional manufacturing and superb craftsmanship, is an excellent replacement for original one.