300 blackout 220 grain (subsonic) with New 300 Blackout brass, not 223/5.56 trimmed down. We’ve tested it through Sig’s to Diamondbacks and have grown to love this specific round and think you will too.
*New 300 Blackout Brass casings
*Boxer Rifle Primer
*Clean Burning Powder
* 220 Grain TMJ projectile
Signature release required upon delivery.
God bless America