.510 Whisper Wildcat, 750 SCF, One Cartridge not a Box.
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One "LIVE" Cartridge not a Box: .510 Whisper Wildcat, produced with new Peterson .338 Lapua Magnum brass cases with "PETERSON  .338 Lapua Mag" Head-Stamp and Lehigh Defence, 725 grain, SCF (Subsonic Controlled Fracturing®) projectile.

History of the .510 Whisper Wildcat Cartridge:
The .510 Whisper is the creation of J.D. Jones of SSK Industries.
It was created by shortening a .338 Lapua case to 1.875" long and necking it out to accept .50 caliber, 750 grain  projectiles for suppressed rifles.
With a muzzle velocity of 1050 feet per second, test have proved accuracy out to 600 yards  

  • Manufacturer: Lehigh Defense

.510 Whisper Wildcat, 750 SCF, One Cartridge not a Box.

Price: $11.95
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Availability: In-Stock
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