The DENGPAO Zinc Alloy Clutch Replacement is the perfect upgrade for your C350 B450 or B530 petrol string trimmer. Made of durable zinc alloy, this clutch features a precise fit and guarantees trouble-free operation. Its OEM compatibility ensures a perfect match to your trimmer's existing hardware. This clutch is designed to handle the toughest terrains and longest mowing sessions, making it an ideal choice for those who value durability and performance. The DENGPAO clutch's precise fit and reliable construction make it suitable for even the most discerning string trimmer users. With its superior quality and affordability, the DENGPAO Zinc Alloy Clutch Replacement is a no-brainer for anyone looking to enhance their lawn trimming experience.