I know it;s a stupid question, but i was looking the other day, and what;s different about the ReTro valve from the classic? I'm just curious 
Thanks
Lizza

Thanks
Lizza

Love ya Lizza! Actually, the ReTro valve taps gas from the unregulated incoming air from your tank. This makes the on/off pin to "spit" out of the on/off top, and push the trigger against your finger at twice the pressure needed to pull the trigger.
EIB




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