At the core performance level, the entire set of accessories employs industrial-grade precision manufacturing processes, strictly adhering to original manufacturer standards. It boasts precise dimensions, exceptional compatibility, and requires no modification or adjustment. It can directly and non-destructively replace old, original parts in the equipment, making installation simple and convenient. A single person can quickly complete disassembly and replacement, significantly reducing equipment maintenance time and labor costs. The core working components have undergone refined optimization and upgrades to adapt to the equipment's typical high-load operating scenarios. They can precisely control the equipment's fuel supply, high-pressure ignition output, and combustion efficiency, resulting in finer fuel atomization and a more scientific fuel-air mixture ratio, thoroughly improving issues such as incomplete combustion, power loss, and start-up hesitation. Compared to ordinary low-end accessories, this set offers significantly improved durability and stability. The core conductive, ignition, and fuel supply components are made of high-purity, high-quality materials, resistant to high temperatures, high pressure, and corrosion. They can easily withstand harsh outdoor operating environments such as high temperatures, dampness, mud, and dust. Even with long-term, high-frequency operation, they are less prone to aging, malfunction, or damage, effectively extending the overall lifespan of the garden equipment. Meanwhile, the optimized structural design can effectively reduce equipment operating fuel consumption, improve fuel utilization, and reduce exhaust emissions during operation. This not only makes the equipment power output stronger and the operation smoother, but also saves users long-term fuel costs, balancing performance and economy.Chainsaw accessories: 14-inch 50-link 3/8 chain; 170-inch small 3/8 chain (39 links).