New Style Air Arms Fill Valve Service Kit. S400/410/200/510.
2 x Valve internal O rings
2 x thread O rings
6 x main body O-rings
Sachet of silicone lube.
Please note that the air receiver will need to be empty prior to attempting to replacing the internal the valve internal O rings.
Contact us if you need any customization and we shall be happy to get it done for you.
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