Originally Posted by Vincine
The end of the slides the recoil springs fit in look different between the gen 4 and gen 3. Are you sure the springs are interchangeable? As far as profound changes; the gen 4 grip adjusts to small, medium & big hands.
Yeap , it is different , but no big deal and easy enough to trade out..!
What I mean is the reliability and performance.! The ascetics and ergonomics is looks and feel.!
Lets us define "PROFOUND"..!Do it go "Bang , Bang''..?
No buffer , just something to degrade and foul the works..!