Fail Zero AR-15 Full Auto Bolt Carrier Group No Hammer

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This completely assembled, ready to install M16 bolt and carrier system from Fail Zero features critical parts that have been treated with EXO technology. EXO is a revolutionary surface treatment that provides a permanent dry lubricity to parts, which radically improves the performance the AR-15 platform. EXO essentially eliminates the need to apply oil or grease to treated parts for the life of the weapon. The bolt, extractor, firing pin, cam pin, bolt carrier, and carrier key have all been treated.

Features and Specifications:
Manufacturer Number: FZ-M16/4-01-NH
EXO Treated

Nickel Boron treated parts include:
Bolt & Extractor (5.56/.223 compatible)
Bolt Carrier
Cam Pin
Carrier Key
Firing Pin

Full auto assembly AR-15 Rifles and carbines