Nielsen Specialty Ammo, better known as NSA, builds a reputation among serious airgunners for slugs that deliver repeatable accuracy downrange. This collection spans a wide range of calibers and grain weights, from lighter loads in calibers like .357 to heavyweight options such as the .510 at 388 grains, giving you the freedom to dial in the projectile that matches your rifle and your shooting.Every NSA slug is cast with tight tolerances, so you can count on consistent weight and form from one round to the next. Whether you are tuning a big-bore for hunting or chasing tighter groups on the range, these slugs are worth a careful look. Browse the full Nielsen selection at TopGun-Airguns.
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