.300 Remington Short Action Ultra Magnum (also known as 300 RSAUM, 300 RSUM or 300 Rem SAUM) is a .30 caliber short magnum cartridge that was put on the market shortly after Winchester released its 300 WSM round in 2001.
| Graph IRI | Count |
|---|---|
| http://dbkwik.webdatacommons.org | 73 |
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