SIG SG 510 [SEP] country of origin
SIG SG 510
The SIG SG 510 or Sturmgewehr 57 is a selective fire battle rifle manufactured by Schweizerische Industrie Gesellschaft (now SAN Swiss Arms) of Switzerland. It uses a roller-delayed blowback system similar to the H&K G3 and CETME rifles.
The SIG SG 510-1 entered service in the Swiss Army with the designation Fass 57 (French/Italian, for Fusil d'Assault 57"/Fucile d' Assalto 57") or Stgw 57 (German for "Sturm Gewehr 57").
The Sturmgewehr 57/SIG
SIG SG 530
The SIG SG 530 was a Swiss assault rifle developed in the 1960s by Schweizerische Industrie Gesellschaft (SIG) to take the then-new 5.56×45mm NATO round.
Development.
Development of the rifle started in 1963 as a joint project between SIG and Beretta. The latter had already cooperated with SIG on the production of the SG 510-4 rifle for Chile. Initial prototypes of the 5.56 mm rifle used the delayed-blowback operating system of the SIG SG 510. However, this operating