PS522
Vihn Nguyen PS522 Printable Receiver for Sig 522 The Sig Sauer 522, now mostly forgotten and long abandoned .22LR platform mimicking the look and feel of its bigger brother (the Sig Sauer 556), returns as the “Pond Side” 522 (PS522). The PS522 is easy to assemble, and is particularly conservative on its use of plastic. […]
