Cryptic Bolt Carrier Group BCG - Complete .223/5.56/.300 AAC Blackout Left Hand Mystic Gold
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Cryptic Coatings
Overview
The Cryptic Bolt Carrier Group is designed for left-handed shooters and is compatible with .223, 5.56 NATO, and .300 AAC Blackout calibers. This complete BCG features a reliable construction that ensures smooth cycling and consistent performance in semi-automatic rifles. Builders looking to create a unique left-handed setup often incorporate this BCG to enhance both functionality and aesthetics in their AR-15 configurations.
Specifications
Cryptic Bolt Carrier Group BCG - Complete .223/5.56/.300 AAC Blackout Left Hand Mystic Gold
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Price Alert
Build history on GunPartPicker
Builders have been adding the Cryptic Bolt Carrier Group BCG - Complete .223/5.56/.300 AAC Blackout Left Hand Mystic Gold to their builds on GunPartPicker since March 2026. All time, it ranks #230 of the 452 bolt carrier groups builders have added.
It was hard to find in September 2026, in stock on only 8 of the 16 days we checked, and today the one retailer we track has it in stock. Prices barely moved in September 2026, holding around $226.99, so there haven't been real sales lately. Buying today, the lowest price is $226.99 at Optics Planet, which matches the best price we saw in September.
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