WMD Guns AR-15 Bolt Assembly Nickel Boron 5.56 / .223 Rem
Lowest Listed Price
MSRP
$70
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11 Stores
Updated
Sep 2, 2026
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5.56 NATO/223 Remington
Case Hardened 9310
High-Performance Extractor
Magnetic Particle Inspected
NiB-X Coating
Specifications
Description
Bolt Assembly Features WMD s 5.56 Bolt Assembly-Optimized for performance. The bolt was engineered with a NiB-X nickel boron coating to provide long life ease of cleaning and superior locking and unlocking action with barrel extensions. Bolt Assembly Specifications 5.56 NATO/223 Remington NiB-X Coating Case Hardened 9310 Magnetic Particle Inspected High-Performance Extractor
