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Cryptic Coatings

Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black

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Cryptic Coatings Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black - Bolt Carrier Group for AR-15 - view 1
Cryptic Coatings Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black - Bolt Carrier Group for AR-15 - view 2
Cryptic Coatings Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black - Bolt Carrier Group for AR-15 - view 3
Cryptic Coatings Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black - Bolt Carrier Group for AR-15 - view 4
Cryptic Coatings Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black - Bolt Carrier Group for AR-15 - view 5
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Cryptic Coatings

Overview

The Cryptic Bolt Carrier Group is designed specifically for .308 Win, providing a reliable and robust option for builders looking to enhance their AR-10 platform. Its durable DLC finish ensures a smooth operation while reducing friction and wear over time, which is crucial for maintaining performance during extended use. This BCG is commonly found in precision and tactical builds where reliability and durability are paramount.

Specifications

MPNCC0200
Caliber.308 Win
FinishDLC

Available Merchants(2)

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Optics Planet
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$302
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Primary Arms
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$325
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Build history on GunPartPicker

Builders have been adding the Cryptic Bolt Carrier Group BCG - Complete .308 WIN/7.62x51mm/6.5 Creedmoor Mystic Black to their builds on GunPartPicker since March 2026. All time, it ranks #211 of the 432 bolt carrier groups builders have added.

Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today both retailers we track have it in stock. The best price drifted down from $324.90 to $301.99 over August 2026 without a real sale. Buying today, the lowest price is $301.99 at Optics Planet, which matches the best price we saw in August.

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Frequently Built With

The part most often added in each category by the 4 builds that include this one

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PSA GEN3 PA10 20" Rifle-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With BCG & CH

PSA GEN3 PA10 20" Rifle-Length .308 WIN 1:10 Stainless Steel 15" Lightweight M-LOK Upper - With BCG & CH

Upper Receiver$500in 1 build
TriggerTech AR-10 Diamond 2-Stage Flat Trigger 1.5-4 lbs.

TriggerTech AR-10 Diamond 2-Stage Flat Trigger 1.5-4 lbs.

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Tango MSR 2-12x40mm Ffp Illuminated Rifle Scope - Tango MSR 2-12x40mm Ffp Illum Mrad Milling Ret W/MSR Mount

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Rifle Scope$344in 1 build
Rise Armament AR-15 Magazine Release Button - Rise Red

Rise Armament AR-15 Magazine Release Button - Rise Red

Magazine Release$6in 1 build

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