This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec M16″ M4 or AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance.
UPC
094922014276
Manufacturer
Fail Zero
Manufacturer Part Number
FZ-M16/4-01-NH-BLACK
Length
10.3000
Model
M16/M4
Product Type
Bolt Carrier Group
Shipping Weight
0.805
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