Fail Zero’s 450 Bushmaster Bolt Carrier Group arrives fully assembled for immediate installation into most mil spec .450 Bushmaster Upper Receivers. The critical components throughout the BCG feature EXO Nickel Boron coating, which delivers permanent dry lubricity, extreme durability, and enhanced wear and corrosion resistance.
AR Bolt Carrier Groups
Fail Zero 450 Bushmaster Nickel Boron Bolt Carrier Group
$173.00
Fail Zero 450 Bushmaster Nickel Boron Bolt Carrier Group features EXO Nickel Boron coating for permanent dry lubricity and extreme durability, arriving fully assembled for immediate installation into mil spec .450 Bushmaster Upper Receivers.
Availability: In stock
Fail Zero
| Weight | 1.5 lbs |
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| Dimensions | 8 × 3 × 3 in |
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