100% brand new, high quality. High hardness, good strength and durability. An ideal replacement for the original product. Easy to use and install. Suitable for Husqvarna 340 345 353 357 359 chainsaws Widely used in agriculture, fishery, livestock, aquaculture and forestry. Material: metal Replacement OE: 537 10 78-01 Size: approx. 17.3*13cm /6.8*5.1in Packing List: 1 * Clutch Brake Sprocket Cover string Note: Please allow 0 to 1. 1 inch error due to manual measurement. Thanks for your understanding. Monitors are calibrated differently, the color of the item you see may vary slightly. Item shown in photos may be showing slightly different from the actual item. Please refer to the original product.