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Cryptic Low Mass Bolt Carrier Group BCG - Complete .223/5.56/.300 AAC Blackout Mystic Bronze
Sold byOptics Planet•Posted Apr 27, 2026
$285.00
$300.00
You save $15.00 (5% off)
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Deal Summary
- Currently in stock.
- Caliber: 223/5.56
- Category: parts
- SKU: 4ZT-BCG-CRYC10-CC-LMS-0102
- Brand: Cryptic
Price History
Deal Details
Cryptic Low Mass Bolt Carrier Group BCG - Complete .223/5.56/.300 AAC Blackout Mystic Bronze. Carrier is machined from Mil-Spec 8620 tool steel with shrouded firing pin and Mil-Spec chrome lined interior. BCG includes the Mil-Spec chrome lined and heat treated gas key. Gas key is sealed then secured to carrier with Grade 8 fasteners and properly staked per Mil-Specs. This ensures proper gas system functioning. The bolt assembly is CNC machined from Mil-Spec Carpenter No. 158 steel then shot peen