Posted February 6, 2015 4:11 pm by Comments

By Richard Johnson


Over at, Tony Rumore of Tromix Lead Delivery Systems started a thread showing his new .375 SOCOM round. Cases are formed from 458 SOCOM cases run through a 375 SOCOM sizing die (custom die.) Rumore reports getting a 200 grain Sierra FP to more than 2,600 fps using 55 grains of AA2520 powder and […]

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Via:: The Firearm Blog

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