The Lapua X-Act .22 LR 40gr rimfire ammunition is a 50-round box built for competitive shooters. Lapua developed it after an extensive research program to unite the best properties of each cartridge component, and says competitors in 3-position, PRS and rimfire benchrest can depend on its accuracy and consistency. It carries a 40-grain bullet and is rated at 1073 feet per second from a 26-inch test barrel. Lapua calls the X-Act the embodiment of its Passion for Precision.

Key Specifications

• The cartridge is .22 LR, the standard rimfire chambering.
• Bullet weight is 40 grains, or 2.59 grams.
• Muzzle velocity is 1073 fps, measured by Lapua from a 26-inch test barrel.
• Muzzle energy is 102 ft-lbs, from the same 26-inch test barrel.
• The ballistic coefficient is 0.172 (G1) as published by Lapua.
• Lapua lists the purpose as target shooting, for 3-position, PRS and rimfire benchrest disciplines.
• The box quantity is 50 rounds.

Frequently Asked Questions

What disciplines is X-Act made for? Lapua says competitive shooters in rimfire disciplines such as 3-position, PRS or rimfire benchrest can depend on its accuracy and consistency.

What velocity does Lapua publish? Lapua rates it at 1073 fps (327 m/s) from a 26-inch test barrel.

How many rounds come in the box? This listing is a 50-round box.

Buy the Lapua X-Act .22 LR 40gr Rimfire Ammunition, 50-Round Box

When rimfire matches come down to hundredths of a point, the ammunition has to stop being a variable, and X-Act is Lapua’s answer to that. Order it from our Lubbock, Texas gun shop for fast, insured shipping, and see more rimfire ammunition from this brand.