Sadly, the adjustable; trigger models were made fro a porous material and tended to leak thru the frame. GRRRR!!!
They are one of the few if only co 2 pistols made by an actual firearms manufacturer. Many carry a name of a firearms manufactures, however, were sourced out. Mostly from China.
The non adjustable guns were in truth, superior. Until that is, Daisy bought the rights to make them. Quality went down instantly. And soon Dropped. :<(
The system was very similar to the Mark I and Mark II
Crosman pistols made to resemble the Ruger Mk I, Where as the 78 and 79 G's were made to simulate the model 41 S&W Target Pistol One of the finest target pistols ever made.
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Knife