This Tisas 1911 pistol chambered in 45acp is an all stainless steel 1911. The 1911 pistol is a classic design from John Browning but often requires a break in period before the gun is at its most reliability.
Firearms Education

The 1911 break in period is important for reliability

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The 1911 break in period is an important part of making sure your pistol is reliable when you need it. […]