For Modification: With 6 inch chain and guide bar set, you can not only replace your chainsaw accessories, but also modify your 4 inch chainsaw to 6 inch for more applications. Sharp and Strong Chain: The chain is deeply hardened to ensure smooth cutting and optimal lubrication. The service life of the saw chain is longer and smooth, wear-resistant and smooth cutting. Easy to replace: Use a nut driver to open the side cover, replace the chain and guide bar with ours, install the side cover and tighten the nut, then use a screwdriver to turn the screw to adjust the tightness of the chain. Sharp teeth: With sharp and wear-resistant teeth, more efficient and more cutting, with high hardness, the carving chains are not easy to break, durable and practical, can bring you much convenience and save time. Versatile use: Mini replacement chainsaws are suitable for most 6 inch chainsaws on the market. can be applied to a variety of materials. The chainsaw is intended for cutting, trimming,