No.
no
If there's varying sizes of airsoft pellets, then each size will only work for airsoft guns intended to take that size pellet. Others will be either too small or too large, and could end up damaging your airsoft gun, or even getting stuck in the barrel.
No it depends, you need to check the rail size of your rifle, then the sort of rail that the scope can attach to. These are some standard airsoft scopes, check your gun rail size first though!
there isn't sizes there all one size just adjustable
Its a 20mm weaver rail. So almost ALL scope mounts will fit on it
No, only with a few Marui selected models, or with airsoft guns that have a threaded barrel of the same size.
No, all plates are not the same size
Aside from who made them and capacity, yes.
All airsoft can jam. Phrase your question better. Such as Does blowback airsoft jam more than spring airsoft?
are all nuclei the same size( diameter
No. All of a square's sides are the same size.
No, they are not all the same.