A great start for any build featuring quality components from Alpha Shooting Sports. Includes 1 forged upper and 1 NiB bolt carrier group.



Description: Machined from 7075 aluminum forgings.

Type 3 anodized black.

M4 feed ramps.

Does not include forward assist and ejection port assembly.

Made in the USA.

Nickel Boron plate bolt carrier group.

Bolt machined from 9310 steel .

MPI tested and HPT (high pressure tested)

Carrier Machined from 8620 steel and M16 profile