CMMG Parts Kit Firing Pin Kit Mk57 5.7x28mm
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Jun 16, 2026
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CMMG Parts Kit Firing Pin Kit Mk57 5.7x28mm. Specifications for CMMG Mk57 5.7X28mm Firing Pin Kit: Manufacturer: CMMG Caliber: 5.7x28mm Gun Make: CMMG Package Contents: CMMG Mk57 5.7X28mm Firing Pin Kit Mk57 (5.728) Firing Pin Firing Pin Retaining Pin CMMG 57AFFDE: Parts Kit Firing Pin Kit Mk57 5.7x28mm
