Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze

Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze - Bolt Carrier Group for AR-15 - view 1
Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze - Bolt Carrier Group for AR-15 - view 2
Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze - Bolt Carrier Group for AR-15 - view 3
Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze - Bolt Carrier Group for AR-15 - view 4
Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze - Bolt Carrier Group for AR-15 - view 5
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Cryptic Coatings

Overview

The Cryptic Coatings 5.56 NATO AR-15 Bolt Carrier Group in Mystic Bronze features a durable M16 style design, ensuring reliable function in your build. The Titanium Carbo-Nitride PVD finish not only enhances its corrosion resistance but also provides a distinctive look that stands out. This bolt carrier group is frequently found in mid-length gas system builds chambered in 5.56 NATO, making it an excellent choice for shooters looking for performance and aesthetics.

Specifications

MPNCC-0102
Caliber5.56 NATO
StyleM16 Bolt Carrier
FinishTitanium Carbo-Nitride PVD

Available Merchants(2)

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Optics Planet
Free shipping over $49
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$242
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Primary Arms
Free shipping over $99
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$242

Frequently Built With

Based on build data

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

92.9%
AR-1592.9%
AR-107.1%

Caliber

92.3%
5.56 NATO92.3%
.450 Bushmaster7.7%

Gas System

50%
Mid-Length50%
Carbine30%
Rifle20%
Frequently Built With Products
ProductCategoryTimes Built Together
Geissele Automatics Llc Ar-15/m16 Super Charging Handle, Ddc37
Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger32
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green28
Aero Precision M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel w/ 15" ATLAS R-ONE M-LOK Handguard - FDE26
Strike Industries Flat Wire Spring for AR Carbine - AR-FWS-C25
Magpul AFG-2 Angled Fore Grip - Black25
Build Platform Breakdown
PlatformPercentage
AR-1592.9%
AR-107.1%
Build Caliber Breakdown
CaliberPercentage
5.56 NATO92.3%
.450 Bushmaster7.7%
Build Gas System Breakdown
Gas SystemPercentage
Mid-Length50%
Carbine30%
Rifle20%

Builds Featuring This Part

See all 35

Builds in the community that include the Cryptic Coatings 5.56 Nato Ar-15 Bolt Carrier Group - Mystic Bronze

BuildPartsTotal
aero precision 20" build
17$2391.17
New 5.56 build
12$1250.10
Aero precision 16"
11$1127.15
2-gun 14.5" 5.56
32$3927.55
16" smith & wesson pistol
16$4637.27
new 5.56 build
32$3927.55
Hog hunter 16" 5.56
16$2579.05
11.5" Smith & Wesson clone
12$5498.05
for the family fun 14.5"
30$3463.61
Radian Weapons 18" build
15$3515.07
Hog hunter 10.5" 5.56
21$1945.00
Aero Precision 30" build
14$1307.63

Customer reviews

5.0out of 5

2 global ratings

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Top reviews

F
Figtree76
Smooth Cycling, Looks Great
Reviewed on April 29, 2026Verified with Build

Got this Mystic Bronze BCG for my new mid-length build, and its been fantastic. The TiCN finish is super slick, making cleanup a breeze, and the cycling feels incredibly smooth. Definitely an upgrade from a standard phosphate BCG and the color just pops.

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B
BCE_87
love it
Reviewed on April 17, 2026Verified with Build

drops in clean

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