Cryptic .223 / 5.56 / .300 AAC Blackout Low Mass Steel Bolt Carrier Group BCG Mystic Silver
$256.99 at OpticsPlanet
In stock Sale
Cryptic Bolt Carrier Group BCG - Complete 458 SOCOM/.450 Bushmaster Mystic Bronze
No ratings yetBest price
$247.00at OpticsPlanet
Out of stock Sale checked Oct 21, 2026
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- Complete Bolt/Carrier Group, M16 $247.00at Ammunition Depot
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $247.00Salechecked Oct 21, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
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Price history
Dashed line = out of stock. Tracking since Oct 18, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $247.00 | $247.00 | $247.00 |
Since Oct 18, 2026.
About this part
The Cryptic Bolt Carrier Group BCG - Complete 458 SOCOM/.450 Bushmaster Mystic Bronze is an AR-15 bolt carrier group from Cryptic. One store lists it, OpticsPlanet at $247.00.
Fits and works with
- Bolt
- .458 SOCOM / .450 Bushmaster · Bolt carrier groups
Specifications
- Manufacturer
- Cryptic
- Platform
- AR-15
- Caliber
- .450 Bushmaster
- Material
- Steel
From the manufacturer
Cryptic Bolt Carrier Group BCG - Complete 458 SOCOM/.450 Bushmaster Mystic Bronze. BCG includes the proper chrome lined and heat treated gas key. Gas key is secured to carrier with Grade 8 fasteners and properly staked per Mil-Specs. This ensures a strong staking and proper gas system functioning. The bolt assembly is CNC machined from Mil-Spec Carpenter No. 158 steel and shot peened for increased strength per Mil-Spec. HPT (High Pressure Batch Tested) and MPI (Magnetic Particle Inspected). Specifications for Cryptic 458 SOCOM/.450 Bushmaster Bolt Carrier Group (BCG) - Complete: Manufacturer: Cryptic Fabric/Material: 8620 Aircraft Quality Steel Carpenter 158 Steel Carrier Material: 8620 Steel Bolt Material: Steel Caliber: .450 Bushmaster .458 SOCOM Gun Make: AR Platform Gun Model: M16 M4 AR-15 Hand: Ambidextrous Weight: 11.5 oz Condition: New Included Accessories: Standard Features of Cryptic 458 SOCOM/.450 Bushmaster Bolt Carrier Group BCG - Complete Reduced Carbon Fouling; Easier Cleaning; Full Auto Carrier (Backward compatible with all semi-auto rifles) Package Contents: Cryptic 458 SOCOM/.450 Bushmaster Bolt Carrier Group - Complete Gas Key Key Staked with Grade 8 Screws Bolt w/ Spring and Ejector Extractor w/ Spring and viton O-ring Firing Pin Cam Pin What firearm models does the manufacturer say Cryptic 458 SOCOM/.450 Bushmaster Bolt Carrier Group (BCG) - Complete is compatible with? The manufacturer says that Cryptic 458 SOCOM/.450 Bushmaster Bolt Carrier Group (BCG) - Complete is compatible with AR-15 M4 M16Cryptic CC-0402: Bolt Carrier Group - Complete 458 SOCOM/.450 Bushmaster Mystic Bronze
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