Brownells AZT-M4-458-ST-002 is a full-auto-profile M16-style bolt carrier group chambered for both 450 Bushmaster and 458 SOCOM. It features a black nitride finish for enhanced corrosion resistance and durability, making it a versatile drop-in upgrade for large-bore AR builds.
Specifications
ManufacturerBrownells
Product TypeBolt Carrier Group
Caliber458 SOCOM
FinishBlack Nitride
Weight0.73 lb
Shipping & FFL
This item ships directly from the selling dealer to your door. No FFL transfer is
required for this product.
Today's best price, $88.79 at Brownells, is the lowest price we have recorded for this item from any dealer since Jul 30.
We record each dealer's price whenever it changes, 2 dealers for this item. These are listed prices, and a dealer may not have had stock at every one of them.
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