Infinity Interchangeable Breech Face & Screw - 45" (292)
Infinity Interchangeable Breech Face & Screw - 9mm (292)
Infinity Interchangeable Breech Face & Screw - 9mm (288)
The Infinity Interchangeable breech face and screw is an interchangeable breechface with pivoting extractor and screw. This breechface and screw enables you to complete a change of caliber by simply installing a new caliber breechface, barrel and extractor.