CMMG Mk57 5.7x28mm Bolt Maintenance Parts Kit
$45.99 1 in
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Specifications
Description
CMMG Parts Kit Bolt Maintenance Mk57 5.7x28mm. 728) Bolt. Specifications for CMMG Mk57 5.7x28mm Bolt Maintenance Kit: Manufacturer: CMMG Caliber: 5.7x28mm Gun Make: CMMG Package Contents: CMMG Mk57 5.7x28mm Bolt Maintenance Kit Mk57 (5.728) Extractor Extractor Spring Extractor Pin 1-16? Roll Pin Extractor Buffer Mk57 (5.728) Ejector Bolt Spring Ejector Spring CMMG 57AFF37: Parts Kit Bolt Maintenance Mk57 5.7x28mm