This video conducts a comparative test of two 70-grain projectile types for the .223 Remington cartridge: the Barnes TSX and the Hornady GMX. The testing focuses on performance using two specific rifle powders: Vihtavuori N540 and IMR 8208 XBR. The content appears to be geared towards rifle enthusiasts and handloaders looking for data on these specific bullet and powder combinations.
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