.300 BLK brass
New Starline 300 Blackout Brass- 20 Count
Starline
Listed price
$0.33/rd
True cost (with shipping)
$0.88/rd
Round count
20
True cost includes estimated shipping and tax. The number you actually pay at checkout.
● In stock at Steinel Ammunition
Buy at Steinel Ammunition →
Why true cost matters
Most ammo sites show the listed price. We add estimated shipping and applicable taxes so you see what you actually pay. The shipping adds ~166% to this listing's effective cost. Comparing true cost across retailers is the only fair comparison.
About this load
Starline .300 BLK ammo for suppressed SBR use, home defense rifles, and subsonic shooting. Packaged in a 20-round box.
Product details
- Brand
- Starline
- Caliber
- .300 BLK
- Casing
- brass
- Rounds
- 20
- Retailer
- Steinel Ammunition
Price vs. market
Strong value
70% below the current average for this caliber
.300 BLK avg today: $1.12/rd
Ammo market index
59 — Buyer's MarketMore .300 BLK deals
| Product | $/round | Retailer | |
|---|---|---|---|
| 300 Blackout – Wolf Polyformance 145 Grain FMJ Steel Case – 500 Rounds Wolf | $0.47 | Velocity Ammunition | View → |
| 1000 Rounds – 300 AAC Blackout 145 Grain FMJ Steel Case Wolf Ammo by Barnaul Wolf | $0.60 | SGAmmo | View → |
| 500 Round Case – 300 AAC Blackout 145 Grain FMJ Steel Case Wolf Ammo by Barnaul Wolf | $0.62 | SGAmmo | View → |
| .300 Blackout 150gr FMJ (250 ct.) - 250 Rounds Fenix Ammunition | $0.64 | Fenix Ammunition | View → |
| Wolf - 300 Blackout - 145 Grain - FMJ - Steel Case - 20 Rounds Wolf | $0.65 | True Shot Gun Club | View → |
| Veteran Ammo - 300 Blackout - 150 Grain - FMJ - Bulk Pack - 250 Rounds Veteran Ammo | $0.66 | True Shot Gun Club | View → |