How do you tell bewteen a bulldog and a bulldog II?

[�.C.]

How do you tell the difference between the ACI bulldog's?

[hornet6233]

..

The BD2s have a rebuildable thing on the top... look at the top of your reg and if there is a hex around the pin then its a BD2.

[�.C.]

thanks! and isn't there a bulldog 3?

[Paintball_Foo]

You tell by waiting and see which one blows up first.