Originally Posted by
eodinert
The problem is that companies take a part designed to be made out of aluminum, and substitute plastic, without modifying the design to take into account the properties of the material it's being made out of. A piston won't fix that. A piston just gives you a new set of problems, different than your old set of problems, plastic lower or not.
The reason it doesn't make sense to build on another platform is because you end up having to build the entire gun, not just the lower. Ain't nobody got time fo' dat.