CMMG AR-15 Bolt Assembly 5.56mm 55BA457 (UPC 815835012490)

CMMG 55BA457 AR-15 bolt carrier group assembly 5.56 NATO mil-spec made USA value reliability rock superior cycle supreme organized AR armor consistent full auto fire thousands builder basics bolt king.

CMMG 5.56 AR-15 Bolt Assembly 55BA457

• AR-15 Bolt Assembly: King bolt.
• 5.56mm: Standard serve.
• Full Mass Carrier: Proven power.
• HP/MP Tested: Quality queen.
• Phosphate Finish: Corrosion crush.
• Builder Basic: Bolt king.

CMMG Mil-Spec BCG 5.56

Bolt Specs 55BA457

CMMG AR Bolt Carrier Group

Features

• Shot Peened Bolt: Fatigue fight.
• Proper Stake: Gas secure.
• Extractor Spring: Eject elite.

55BA457 Bolt King

"Cmmg AR-15 BOLT ASSEMBLY 5.56MM 55BA457 UPC 815835012490 bolt king!" king. "Bolt value," victory. 4.9/5.

Bolt king. AR-15 5.56.

CMMG AR-15 Bolt Assembly 5.56mm 55BA457: Reliability Rock Supreme (UPC 815835012490).

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