From the Vault: SIG PE 57 Battle Rifle
This video from Brownells Gun Techs Caleb Savant and Keith Ford features an in-depth look at the SIG PE 57 battle rifle, a semi-automatic variant of the Swiss Stgw 57. Discovered at Rock Island Auctions, the rifle is chambered in 7.5mm Swiss and utilizes SIG's signature delayed roller lock blowback action. The hosts highlight its unique features, including provisions for a grenade launcher, a loaded chamber indicator, an integrated bipod, flip-up sights, and an unusual base-first ejection system. The video also briefly touches on the related SIG AMT model and the rarity of these rifles in the U.S.










