From the Vault: The SIG 551-A1
This video provides a detailed look at the SIG 551-A1, highlighting its AK-like operation with unique features such as a sealed receiver, ambidextrous safety, and a diopter peep sight. The presenter demonstrates its disassembly, emphasizing the long-stroke gas piston system and the recoil spring's placement around the piston, which allows for a folding stock. The unique translucent magazines with linking capabilities are also showcased.






