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Stern Defense
Stern Defense BU45 Bolt Carrier Group, Nickel Boron - 004-SD BU45-NiB-D2-M
SKU: 004-SD BU45-NiB-D2-MUPC: 850001176750
$180.00$190.65
MSRP: $190.65
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Stern Defense BU45 bolt carrier group with nickel boron finish for enhanced corrosion resistance and durability. Designed for reliable operation in AR-platform firearms, this BCG features a polished finish for smooth cycling and reduced friction. Direct impingement compatible with standard AR-15/M16 platforms.
