The 43CM 17" 40MnB Universal Lawn Mower Blade is a high-quality product from the brand UNIVERSAL KNIFE. This blade/knife is designed for gas-powered lawn mowers and comes with a 1-year manufacturer warranty. With a sleek black color and dimensions of 17 inches in length and 4 inches in width, this durable blade weighs 2 lbs and is perfect for maintaining your yard and garden. Fast shipping ensures you can quickly replace or upgrade your existing lawn mower blade.