On September 18, 2024, Winchester introduced a new rimfire cartridge called the 21 Sharp. The company said the new 21 Sharp rimfire cartridge was purposefully designed to provide top performance with lead-free projectiles rather than accommodating lead-free bullets later. Supposedly, the new cartridge allows for a range of bullet types, including full metal jacket (FMJ), copper matrix, and plated-lead options. Jacketed hollow-point (JHP) bullets will also be available in 21 Sharp, according to Winchester. We wanted to see what was up with this new round, comparing it to existing 22 LR and 22 Magnum choices side by side at the range.
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