Originally Posted by Styrak
Anything with a metal slide will have the most felt recoil. So the gun with the heaviest slide will usually have the most felt recoil. However a gun with the heaviest slide will also have horrible performance.
In general the TM blowback system is really good, and combined with a metal slide and a enhanced recoil spring, that's probably the best recoil/perfomance ratio you're going to get. KWA/KSC NS2/System7 is also beastly.
so kwa ns2 is identical to ksc system 7??