300 black out.

Parts list

Upper receiver-Olympic arms carry handle with toolcraft dlc bcg

Lower- aero precision m4e1

Front sight- scalarworks peak01

F-1 firearms lower parts kit minus the safety and trigger

Trigger- geissele sd-e

Safety selector-radian talon ambi

Radian raptor charging handle.

Handguard- Midwest industries 7.25 t series rail

Barrel-ballistic advantage BA Hanson 8.3 300 blkout

Brace- sb tactical sba4

Buffer system- Jp enterprises silent capture system with tuning springs and weights.

Law tactical folder with lawcap adapter to work with scs.

SUPPRESSOR NOT FOR SALE

Only has about 50 rounds through the barrel. And have all been subsonic

950 obo

Will trade for a nice optic, handgun depending on what you got or a Eotech with magnifier