Main dimensions: The box consists of 16 pieces of 6mm nozzles, the sizes are as follows, 90, 92, 95, 98, 100, 105, 108, 110, 115, 120, 125, 130, 135, 140, 145, 150 to meet your different needs. High quality material with high strength and high hardness. You can use it for a long time. Easy to store: The carburetor nozzle kit is compact, easy to store, very practical and high quality. It is your ideal choice. Professional Carburetor Jets: Carburetors and fuel injectors are ideal for updating screws. The carburetor nozzle set is machined to very tight tolerances to improve performance. Versatile: The main jet is an ideal screw, updated for improved performance so buyers can maximize the performance of their existing carburetor. Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual item received shall prevail.