This review details a ballistic gel test of Speer Gold Dot Carbine 9mm 135gr ammunition, comparing performance from an HK SP5 (8.9-inch barrel) and a Henry Homesteader (16.4-inch barrel). The test reveals surprising velocity differences and significant variations in bullet expansion, highlighting the impact of barrel length and ammunition design on terminal ballistics. The host, with high authority in firearms testing, provides an analytical assessment of the results.
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