This CMT Chain Saw with Aluminum Crankcase Gasoline has an eco-boost 52cc engine designed for gas power. It has a 22-inch bar suitable for cutting and felling and adopts the automatic brake system with a well-designed front hand guard, which reduces chances of injury when operating. Its anti-kickback chain minimizes the probability of kickback, enhancing safety. It can be used under extreme environmental conditions due to its aluminum solid protection.