These input valves with O rings are original King Arms spare parts, designed for use with 4.5mm and 6mm M1 platforms. They offer a direct replacement to maintain the performance and reliability of your airsoft kit.
- Suitable for 4.5mm and 6mm M1 models
- Includes O rings for improved seal
- Supplied as genuine King Arms spares
Keep your equipment running smoothly with a set ready to fit straight away. Ideal for routine maintenance or emergency repairs.












