Originally Posted by Swattiger
Not too sure if WE is that good. The low grade "metal" breaks much sooner than you expect.
And if you want to make it reasonably durable, the total cost of RA tech replacement parts is equal to a new WE gun.
My stock WE scar open bolt has yet to have a single internal part replaced after tens of thousands of rounds (only 2 body parts were changed to aluminium). Only a shim job on the recoil spring was needed to render it reliable.