1911,Rock Island-Armscor,51473,45 ACP View cart “Rock Island Armory 1911A FS GI With Threaded Barrel 45 ACP 5″ Barrel Parkerized Finish 8rd” has been added to your cart. Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKRock Island Armory 1911A FS GI With Threaded Barrel 45 ACP 5″ Barrel Parkerized Finish 8rd $549.89 Original price was: $549.89.$494.90Current price is: $494.90. Add to cart