Fail Zero AR-15 Semi-auto Basic EXO Coated BCG and Hammer

FailZero
094922014368
FZ009-FZAR15-01
2-FZ009-FZAR15-01
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A completely assembled, ready to install AR-15 Bolt and Carrier System. Kit includes six critical parts that are treated with EXO Technology, a revolutionary surface technology that provides permanent dry lubricity, radically improves the performance of your AR-15 and eliminates the need to apply oil or grease to treated parts for the life of the weapon. Treated parts include; Bolt, Bolt Carrier, Hammer, Extractor, Cam Pin, Carrier Key. This kit has fired over 20K rounds in a standard anodized upper.

Specifications and Features:
Semi-auto
Case Hardened, Shot Peened and MPI Bolt (Magnetic Particle Inspected)
EXO Coated Bolt (40% more wear resistant than Chrome with a very Low Coefficient of Friction)
Mil-Spec Gas Rings
EXO Coated Carrier
Gas Key with EXO Coated exterior, Chrome Lined ID
Gas Key Hardened to USGI Specifications
Grade 8 Hardened Fasteners
Black Extractor Insert
Mil-Spec Staked Gas Key
Firing Pin and retainer