Description
***AR15 M16 M4 Full Auto Bolt Carrier Group ***
*** Made In The USA ***
This AR15 M16 M4 Full Auto Bolt Carrier Group components have a uniform black finish (manganese phosphate) for extra strength and corrosion resistance.
Interior of the carrier is hard chromed for additional durability and reliability.
Gas key is secured to carrier via USGI domestic mfg Grade 8 fasteners and properly staked per Mil-Spec.
Carrier is Precision-machined manufactured from durable SAE 8620 alloy steel.
The bolt assembly is machined from the correct Mil-Spec Carpenter No. 158 steel alloy.
HPT/MPI Bolt
Written by Bureau of Alcohol, Tobacco, Firearms and Explosives (BATFE), Chief of the Firearms Technology Branch
…M16 bolt carriers are not designed and intended solely and exclusively for use in converting a weapon into a machinegun and are not any combination of parts from which a machinegun can be assembled. Further, an M16 bolt carrier is not a firearm as defined in the GCA or a machinegun as defined in the NFA. An M16 bolt carrier is simply a machinegun part and as such its domestic sale and possession is unregulated under the Federal firearms laws. It is not unlawful to utilize a M16 machinegun bolt carrier in a semiautomatic AR15 type rifle.
AR15 M16 M4 Full Auto Bolt Carrier Group Specifications:
- Mil-Spec
- Completely assembled with Carrier, Bolt, Firing Pin, Retaining Pin, Cam Pin, Gas Key.
- Carrier Chrome Plated Internally
- Carrier machined from 8620 Steel Alloy
- Bolt machined from Carpenter No 158 Steel Alloy
- HPT/MPI Bolt
- Made in the USA
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