Hi guys
Fantastic thread,read from start to finish.
I have a closed bolt PDW converted to open bolt.I have the WE open bolt conversion and the RA tech one.
Danielsilva,you asked what the difference is between the two conversions.The RA Tech one works in opposite of the WE one. i.e the spring compresses on the blowback behind the bolt towards the stock instead of stretches from the front like the WE version.Ive found the RATech bolt carrier to be of good quality but the NPAS didnt last long and RATech havnt responded to any of my email's over the last few weeks.
You mentioned a