1911,Rock Island-Armscor,51857,45 ACP 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 Rock Ultra CS Lightweight, 45 ACP, 4.25″, 8rd, Black $698.49 Original price was: $698.49.$440.05Current price is: $440.05. Add to cart