Fangrui Product Details Wide Compatibility: You Get 10 Pieces Of Different Sizes Of Reversible Airless Sprayer Nozzles And 10 Pieces Of Airless Filters. These 10 Models Are (209, 211, 309, 313, 411, 413, 515, 517, 619, 621) The Mesh Is Uniform.these Airless Sprayer Spraying Machine Parts Can Be Compatible With Most Mainstream Airless , Applied In Home Decoration, Painting And Industrial Fine Paint Decoration. For Most Airless Sprayer Products, And The Abundant Quantity Can Easily Meet The Daily Use And Requirements Reliable To Use: Reversible Airless Paint Nozzle Is Made Of Metal And Plastic, And Its Tip Seal Is Made Of Stainless Steel Gasket And Nylon; The Mesh Of The Filter Is Uniform, And It Is Not Easy To Deform, Suitable To The Airless Filter Parts Simple Installation: The Paint Nozzle Does Not Need Tools To Install; First, Insert The Nozzle Into The Protective Seat, Then Insert The Nozzle Into The Protective Seat And Rotate It To Complete The Installation; The Installation Of The Filter Tube Only Needs