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.510 Whisper Wildcat, 750 SCF, One Cartridge not a Box. Limit 1


.510 Whisper Wildcat, 750 grain SCF,made from 338 Lapua cases.

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One “LIVE” Cartridge not a Box: .510 Whisper Wildcat, by Lehigh Defence, no longer produced! Produced with new Peterson .338 Lapua Magnum brass cases with “PTLΩ 19” 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

Additional information

Weight 0.30 lbs