Cheapest 300 BLK Brass in Stock
Top 15 ranked by unit price. Updated April 2026.
- 1

300 Blackout Brass
The Brass King300 BLKOnce-Fired$0.01/eaThe Brass King
$13.00 / 1000
- 2

Starline 300 Blackout Brass
Starline300 BLK$0.06/eaArm or Ally
$60.00 / 1000
- 3

NEW .300 BLACKOUT STARLINE 200+
Starline300 BLKOnce-Fired$0.07/eaDiamond K Brass
$68.00 / 1000
- 4

Processed 300 AAC Blackout Brass
Arm or Ally300 BLK$0.07/eaArm or Ally
$70.00 / 1000
- 5

Primed 300 Blackout Brass
Arm or Ally300 BLK$0.09/eaArm or Ally
$88.99 / 1000
- 6

Swiss P 300 Blackout Brass, New Primed Brass – Norma Headstamp, made by Swiss P
Norma300 BLK$0.09/eaRaven Rocks Precision
$89.00 / 1000
- 7

Nickel 300 Blackout Brass
Blue Ridge Brass300 BLKOnce-Fired$0.10/eaBlue Ridge Brass
$95.00 / 1000
- 8

Hornady Brass 300 Blackout Unprimed Bulk Bag of 100
Hornady300 BLK$0.35/eaGraf & Sons
$34.99 / 100
- 9

Starline Brass 300 Blackout Unprimed Bag of 100
Starline300 BLK$0.35/eaGraf & Sons
$34.99 / 100
- 10

Norma 300 Blackout Brass
Norma300 BLK$0.40/eaRaven Rocks Precision
$19.95 / 50
- 11

Hornady Brass 300 AAC Blackout Unprimed
Hornady300 BLK$0.56/eaGraf & Sons
$27.99 / 50
- 12

Nosler 300 AAC Blackout Bulk Unprepped Brass
Nosler300 BLK$0.71/eaArm or Ally
$177.88 / 250
- 13

NORMA BRASS 300 BLACKOUT UNPRIMED 50/bx
Norma300 BLK$0.74/eaGraf & Sons
$36.99 / 50
- 14

Hornady 300 Blackout Brass –
Hornady300 BLK$0.80/eaArm or Ally
$39.99 / 50
- 15

Nosler 300 AAC Blackout Premium Brass
Nosler300 BLK$1.24/eaArm or Ally
$61.88 / 50