Cheapest 300 WSM Brass in Stock

Live unit-price comparison for 300 wsm brass across major reloading retailers. Listings refresh throughout the day; in-stock status reflects the most recent crawl. Sorted by price per ea.

10 in-stock listings5 retailers compared$51.99 – $201.28Updated Jun 14
  1. 1Hornady 300 WSM Brass –

    Hornady 300 WSM Brass –

    Hornady300 WSM
    $1.04/ea

    Brownells

    $51.99 / 50

  2. 2Hornady Unprimed Brass Rifle Cartridge Cases .300 WSM 50/ct

    Hornady Unprimed Brass Rifle Cartridge Cases .300 WSM 50/ct

    Hornady300 WSM
    $1.21/ea

    Natchez Shooters Supplies

    $60.49 / 50

  3. 3Norma 300 WSM Brass

    Norma 300 WSM Brass

    Norma300 WSM
    $1.78/ea

    Raven Rocks Precision

    $89.00 / 50

  4. 4NORMA BRASS 300 WSM UNPRIMED 50/bx

    NORMA BRASS 300 WSM UNPRIMED 50/bx

    Norma300 WSM
    $1.82/ea

    Graf & Sons

    $90.99 / 50

  5. 5Lapua Unprimed Brass Rifle Cartridge Cases .300 WSM 100/ct

    Lapua Unprimed Brass Rifle Cartridge Cases .300 WSM 100/ct

    Lapua300 WSM
    $1.83/ea

    Natchez Shooters Supplies

    $182.99 / 100

  6. 6Lapua 300 WSM Brass – Box

    Lapua 300 WSM Brass – Box

    Lapua300 WSM
    $1.89/ea

    Raven Rocks Precision

    $189.00 / 100

  7. 7ADG 300 WSM Brass –

    ADG 300 WSM Brass –

    Raven Rocks Precision300 WSM
    $2.00/ea

    Raven Rocks Precision

    $99.95 / 50

  8. 8LAPUA BRASS 300 WSM UNPRIMED 100/BX

    LAPUA BRASS 300 WSM UNPRIMED 100/BX

    Lapua300 WSM
    $2.01/ea

    Graf & Sons

    $201.28 / 100

  9. 9Peterson Unprimed Rifle Brass 300 WSM - 50/ct

    Peterson Unprimed Rifle Brass 300 WSM - 50/ct

    Peterson300 WSM
    $2.18/ea

    Natchez Shooters Supplies

    $108.99 / 50

  10. 10Nosler 300 WSM Premium Brass

    Nosler 300 WSM Premium Brass

    Nosler300 WSM
    $3.12/ea

    Arm or Ally

    $77.88 / 25

Stock changes hourly.

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Common questions about 300 wsm brass

Where is the cheapest place to buy 300 wsm brass right now?
We refresh prices throughout the day and rank every in-stock listing by unit price. Today, in-stock prices range from $51.99 to $201.28 across the 5 retailers we track. The top-ranked listing on this page is the lowest unit price our crawl found in the most recent run.
How often is this price list updated?
Listings refresh on an hourly cadence. The "Updated" date in the trust strip above shows when the most recent listing was crawled. In-stock status reflects what each retailer's product page said at that moment — by the time you click through, an item that was in stock may be sold out, especially for high-demand calibers and primers.
Why are prices so different across retailers?
Pack size, lot size, and shipping policy create most of the variance. Hazmat fees on powder and primers can swing the effective per-unit cost by 30% or more depending on how many qualifying items you order together. The unit prices on this page already normalize for pack size, but always verify the pack size and shipping fees on the retailer's site before checkout.
Why is some 300 wsm brass out of stock?
Reloading components — especially primers and certain handgun powders — go through cyclical shortages driven by manufacturer scheduling, ATF transit rules, and election-year demand spikes. We don't surface listings that are out of stock here, but you can subscribe to the back-in-stock alert above and we'll email the moment something hits the shelves.
Do you sell 300 wsm brass directly?
No — Primers and Powder is an independent price-comparison tracker. We don't carry inventory and we aren't a retailer. Every listing on this page links to a third-party retailer where the actual transaction happens.