Goat
UZI Talk Supporter

I am considering buying a Banshee upper to use with my A1.
Do these things work well with registered receiver full autos?
Are they as prone to breaking hammer pins as blow back 9mm uppers?
Will it work with a Geissele trigger group?
Do these things work well with registered receiver full autos?
Are they as prone to breaking hammer pins as blow back 9mm uppers?
Will it work with a Geissele trigger group?