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Blackout .300 Blackout 220 gr TMJ
.300 Blackout · 220 gr · TMJ
Bullet
TMJ
Weight
220 gr
Casing
Unknown
Aggregate confidence: 55%Worst listing freshness: FreshHover for what this means
Retailer comparison (8)
Purchases are completed on third-party retailer websites under their terms. Round Recon does not process payments or verify eligibility. See our User responsibility notice.| Retailer | Price | CPR | Rounds | Stock | Freshness | Last verified | Buy | Watch |
|---|---|---|---|---|---|---|---|---|
National CartridgeTrust 0.50 / 1.00 | $290.00 | $0.580/rd | 500 | Unknown | Fresh | 8/12/2026, 4:28:03 PM | Buy at National Cartridge | |
PnR AmmoTrust 0.50 / 1.00 | $18.99 | $0.760/rd | 25 | Out of stock | Fresh | 8/12/2026, 5:21:00 PM | Buy at PnR Ammo | |
Velocity Ammo SalesTrust 0.50 / 1.00 | $180.00 | $0.900/rd | 200 | Out of stock | Fresh | 8/11/2026, 10:31:00 PM | Buy at Velocity Ammo Sales | |
Aitken ArmsTrust 0.50 / 1.00 | $62.98 | $3.149/rd | 20 | In stock | Fresh | 7/24/2026, 12:44:00 AM | Buy at Aitken Arms | |
Republic AmmunitionTrust 0.50 / 1.00 | $37.00 | — | — | In stock | Fresh | 8/12/2026, 6:27:00 PM | Buy at Republic Ammunition | |
National CartridgeTrust 0.50 / 1.00 | $300.00 | — | — | Unknown | Fresh | 7/12/2026, 3:37:00 PM | Buy at National Cartridge | |
Steinel AmmoTrust 0.50 / 1.00 | $23.26 | — | — | In stock | Fresh | 8/12/2026, 8:40:00 PM | Buy at Steinel Ammo | |
Norma USATrust 0.50 / 1.00 | $27.19 | — | — | Out of stock | Fresh | 8/12/2026, 4:28:24 PM | Buy at Norma USA |
Price history
- National Cartridge
- PnR Ammo
- Velocity Ammo Sales
- Aitken Arms
View price history data table
| Retailer | Date observed | Price | Price per round | Stock status |
|---|---|---|---|---|
| Republic Ammunition | 6/13/2026, 5:32:03 PM | $37.00 | — | in_stock |
| National Cartridge | 6/13/2026, 2:46:09 PM | $300.00 | — | unknown |
| Steinel Ammo | 6/12/2026, 7:25:33 PM | $23.26 | — | in_stock |
| Norma USA | 6/14/2026, 3:27:02 PM | $27.19 | — | out_of_stock |
| National Cartridge | 7/13/2026, 3:37:07 PM | $290.00 | $0.580/rd | unknown |
| PnR Ammo | 6/13/2026, 4:36:05 PM | $18.99 | $0.760/rd | out_of_stock |
| Velocity Ammo Sales | 6/12/2026, 9:42:42 PM | $180.00 | $0.900/rd | out_of_stock |
| Aitken Arms | 6/13/2026, 12:00:08 AM | $62.98 | $3.149/rd | in_stock |
Product details
- Brand
- Blackout
- Caliber
- .300 Blackout
- Bullet weight
- 220 gr
- Bullet type
- TMJ
- Case material
- Unknown
Use cases
suppressed-shooting
Subsonic
- JHP
- Jacketed Hollow Point — designed to expand on impact, typical for self-defense.
- FMJ
- Full Metal Jacket — non-expanding round, common for range/training use.
- HP
- Hollow Point — bullet tip designed to expand on impact.
- Brass
- Brass cases are reloadable and corrosion-resistant; the most common case material.
- Steel
- Steel cases are cheaper but not reloadable and can wear extractors over time.
- Reloaded
- Remanufactured ammunition using once-fired brass — usually cheaper, never use in carry guns.
- Subsonic
- Travels below the speed of sound — quieter, often used with suppressors.
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