1、Durable Material: The carburetor gaskets are made of premium iron and paper material, which are wearproof, not easily damaged and have a long service life. 2、Easy to Replace: The carburetor gaskets are easy to install and replace and can directly replace the old parts. Replacing the new carburetor gaskets will extend the life of the machine. 3、Perfect Fit: This carburetor gaskets are a reliable garden tool replacement attachment with high reliability. They operate very well and will perfect fit for chainsaw. 4、Application: The carburetor gaskets are suitable for Zama Rb72, for Stihl Ms019 190t, for Dolmar Ps34 45 340, for RB45 chainsaw. Please confirm your chainsaw model before purchasing. 5、Nice Helper: Your chainsaw will look new with this carburetor kit, which will keep your chainsaw running consistently and cutting quickly.