FainWan 2 Pack RC Products Heavy Duty Medium Hot (OS #7 Equivalent) Compatible with Nitro Glow Plug

Package Include:2x Hot Glow Plug (1 Washer Per Glow Plug Included) Features: -Replace OS #8 Glow Plug -Platinum/Iridium Supper Glow plug -Longer Lasting Element -For 4c Engines -Improves Idle and transition -For 5% – 40% Nitro Fuels HEX Size: 8mm Application:H-S-P Hi-moto Red-cat Tra-xxas Koy-sho HPI Cars Airplane and so on.