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February 7, 2020

SAAMI Announces Acceptance of New 300 HAM’R Cartridge

NEWTOWN, Conn. — The Sporting Arms and Ammunition Manufacturers’ Institute,®Inc., (SAAMI®), the organization at the forefront of promoting firearm safety by creating standards that ensure safety, reliability and interchangeability of firearms, ammunition, and components, has announced the acceptance of a new rifle cartridge for SAAMI standardization.

Developed by Wilson Combat, and with the induction into SAAMI sponsored by SIG Sauer, the 300 HAM’R was introduced with a maximum average pressure of 57,500 psi, with a 125-grain bullet traveling at velocity of 2,450 fps and a 130-grain bullet traveling at a velocity of 2,425 fps. Stated ballistics are achieved in a 16-inch MSR-type barrel.

For further information on these new cartridges please visit


The Sporting Arms and Ammunition Manufacturers’ Institute, founded in 1926 at the request of the federal government, is dedicated to creating and promulgating technical, performance and safety standards for firearms, ammunition and components, and is committed to being the preeminent global resource for the safe and responsible transportation, storage and use of these products.


Media contact:
Brian Osowiecki

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