Description This chainsaw chain tensioner screw is designed to provide precise adjustment for your chainsaw's guide bar. Made from durable metal, it ensures long-lasting performance and reliability. Ideal for both professional and DIY users, this tensioner screw helps maintain optimal chain tension, enhancing the efficiency and safety of your chainsaw during operation. Features -Color:Black -Material:Iron -Size:4.00X1.50X0.70cm/1.57X0.59X0.28in -Precision design: the guide bar screws are precisely designed to Ideal match different models of chainsaws, ensuring secure installation and smooth operation -Easy adjustment: the adjustment screws allow for convenient positioning of the chainsaw guide bar, making it easy to achieve the desired tension -Chain tightness: the tensioner screws ensure the tightness of the chainsaw chain, providing optimal performance and safety during use -Versatile use: suitable for both electric and gasoline chainsaws, offering multifunctional application for various chainsaw types -Durable and reusable: made from durable materials, these screws are durable and can be reused multiple times without damagePackage list: 10 x Chainsaw Chain Tensioner