45 Auto +P Brass (Large Pistol primer)
45 ACP+P, 45 Automatic+P
0.892 - 0.897 O.A.L.
The 45 Auto+P is a strengthened version of the 45 Auto with the same external dimensions. A thicker web and heavier sidewall at base strengthens the case in potentially unsupported areas. This case has approximately 2 grains less internal water capacity than the standard 45 Auto.
