Custom Throat & Polish On A Sig 220
Sig Sauer And Many Other Guns Are Very Reliable From The Factory With
Here is the "Throat & Polish" on a Walther PPKS .380
Here is the "Throat & Polish" on Sig P226 Barrels
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Hard Ball Ammo, But For 100% Reliabilty With Hollow Points Many People
Opt To Enhance The Feeding Reliabilty Of Their Weapon With a Throat & Polish
Of the Barrel Feed Ramp, as Well as Fit & Polish The Extractor.