Thread sizes on the Giffard Co2 reservoirs are as follows:-
Rifle 20mm x 2.0
Pistol 16mm x 1.5
And although the thread for the Co2 tank is an odd size, you can use 7/8” x 14 UNC which is as near as you can get.
Hope this helps,
Cheers Lawrie.
Registered User
Thread sizes on the Giffard Co2 reservoirs are as follows:-
Rifle 20mm x 2.0
Pistol 16mm x 1.5
And although the thread for the Co2 tank is an odd size, you can use 7/8” x 14 UNC which is as near as you can get.
Hope this helps,
Cheers Lawrie.
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