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Thread: COBRA valve tech.

  1. #1
    REP: Froggy Custom Silencers

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    Default COBRA valve tech.

    DEMYSTIFYING - Airguns & Guns Forum

    Basically changing the valve spring with a ported air spring.
    I'll do some testing on my P12 when I've time on my hands.
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  2. #2
    Inactive Member

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    Interesting
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