General description The 10pcs Carburetor Main Jet Kit is a universal accessory designed for compatibility with MIKUNI VM, TM, and TMX carburetors. This kit includes a variety of main jets to suit different performance needs. Technical specifications Material: High-quality copper Diameter of head: 6mm / 0.24in Total length: 11.5mm / 0.45in Thickness of head: 6.5mm / 0.26in Available types: Type 4 (#100 to #145), Type 5 (#150 to #195), Type 6 (#200 to #290) Compatibility and accessories Compatible with MIKUNI VM, TM, and TMX carburetors